[INFO] cloning repository https://github.com/JimCooke/t-digest
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JimCooke/t-digest" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJimCooke%2Ft-digest", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJimCooke%2Ft-digest'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 40a4f3d0862affa2407f3da18db76ff58e46b51b
[INFO] testing JimCooke/t-digest against master#0d13f6afeba4935499abe0c9a07426c94492c94e for pr-96025
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJimCooke%2Ft-digest" "/workspace/builds/worker-31/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-31/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JimCooke/t-digest on toolchain 0d13f6afeba4935499abe0c9a07426c94492c94e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d13f6afeba4935499abe0c9a07426c94492c94e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JimCooke/t-digest
[INFO] finished tweaking git repo https://github.com/JimCooke/t-digest
[INFO] tweaked toml for git repo https://github.com/JimCooke/t-digest written to /workspace/builds/worker-31/source/Cargo.toml
[INFO] crate git repo https://github.com/JimCooke/t-digest already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d13f6afeba4935499abe0c9a07426c94492c94e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quickersort v3.0.1
[INFO] [stderr]   Downloaded serde_json v1.0.37
[INFO] [stderr]   Downloaded serde v1.0.85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+0d13f6afeba4935499abe0c9a07426c94492c94e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f0deb882a7d95643589dc3edb4b60ce99c23a87895eef350fcab0416063fd90d
[INFO] running `Command { std: "docker" "start" "-a" "f0deb882a7d95643589dc3edb4b60ce99c23a87895eef350fcab0416063fd90d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f0deb882a7d95643589dc3edb4b60ce99c23a87895eef350fcab0416063fd90d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0deb882a7d95643589dc3edb4b60ce99c23a87895eef350fcab0416063fd90d", kill_on_drop: false }`
[INFO] [stdout] f0deb882a7d95643589dc3edb4b60ce99c23a87895eef350fcab0416063fd90d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+0d13f6afeba4935499abe0c9a07426c94492c94e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5627ec2d7f3fd95e5e06757a344e16d6e49ca01d5b718e1838184bc1b5cad7c4
[INFO] running `Command { std: "docker" "start" "-a" "5627ec2d7f3fd95e5e06757a344e16d6e49ca01d5b718e1838184bc1b5cad7c4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde v1.0.85
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling nodrop v0.1.13
[INFO] [stderr]    Compiling itoa v0.4.3
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling quickersort v3.0.1
[INFO] [stderr]    Compiling serde_json v1.0.37
[INFO] [stderr]    Compiling tdigest v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.13s
[INFO] running `Command { std: "docker" "inspect" "5627ec2d7f3fd95e5e06757a344e16d6e49ca01d5b718e1838184bc1b5cad7c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5627ec2d7f3fd95e5e06757a344e16d6e49ca01d5b718e1838184bc1b5cad7c4", kill_on_drop: false }`
[INFO] [stdout] 5627ec2d7f3fd95e5e06757a344e16d6e49ca01d5b718e1838184bc1b5cad7c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+0d13f6afeba4935499abe0c9a07426c94492c94e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf47bbd5c535969b539369734c0662247f8b907d1ca32ef46760c3021ecf0a40
[INFO] running `Command { std: "docker" "start" "-a" "bf47bbd5c535969b539369734c0662247f8b907d1ca32ef46760c3021ecf0a40", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling tdigest v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> tests/integration_test.rs:71:13
[INFO] [stdout]    |
[INFO] [stdout] 71 |         let mut str = match line {
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> tests/integration_test.rs:77:13
[INFO] [stdout]    |
[INFO] [stdout] 77 |         let mut split = str.split_whitespace();
[INFO] [stdout]    |             ----^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> tests/integration_test.rs:141:21
[INFO] [stdout]     |
[INFO] [stdout] 141 | /                     format!(
[INFO] [stdout] 142 | |                         "       ... mean test FAILED! {} ~<> {}",
[INFO] [stdout] 143 | |                         t.mean(),
[INFO] [stdout] 144 | |                         answervec[idx]
[INFO] [stdout] 145 | |                     )
[INFO] [stdout]     | |_____________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]     = note: this usage of assert!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 141 ~                     
[INFO] [stdout] 142 |                         "       ... mean test FAILED! {} ~<> {}",
[INFO] [stdout] 143 |                         t.mean(),
[INFO] [stdout] 144 |                         answervec[idx]
[INFO] [stdout] 145 ~                     
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> tests/integration_test.rs:154:21
[INFO] [stdout]     |
[INFO] [stdout] 154 | /                     format!(
[INFO] [stdout] 155 | |                         "       ... variance test FAILED! {} ~<> {}",
[INFO] [stdout] 156 | |                         t.variance(),
[INFO] [stdout] 157 | |                         answervec[idx]
[INFO] [stdout] 158 | |                     )
[INFO] [stdout]     | |_____________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of assert!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 154 ~                     
[INFO] [stdout] 155 |                         "       ... variance test FAILED! {} ~<> {}",
[INFO] [stdout] 156 |                         t.variance(),
[INFO] [stdout] 157 |                         answervec[idx]
[INFO] [stdout] 158 ~                     
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> tests/integration_test.rs:167:21
[INFO] [stdout]     |
[INFO] [stdout] 167 | /                     format!(
[INFO] [stdout] 168 | |                         "       ... standard deviation test FAILED! {} ~<> {}",
[INFO] [stdout] 169 | |                         t.stdev(),
[INFO] [stdout] 170 | |                         answervec[idx]
[INFO] [stdout] 171 | |                     )
[INFO] [stdout]     | |_____________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of assert!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 167 ~                     
[INFO] [stdout] 168 |                         "       ... standard deviation test FAILED! {} ~<> {}",
[INFO] [stdout] 169 |                         t.stdev(),
[INFO] [stdout] 170 |                         answervec[idx]
[INFO] [stdout] 171 ~                     
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> tests/integration_test.rs:180:21
[INFO] [stdout]     |
[INFO] [stdout] 180 | /                     format!(
[INFO] [stdout] 181 | |                         "    ... sum test FAILED! {} ~<> {}",
[INFO] [stdout] 182 | |                         t.sum(),
[INFO] [stdout] 183 | |                         answervec[idx]
[INFO] [stdout] 184 | |                     )
[INFO] [stdout]     | |_____________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of assert!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 180 ~                     
[INFO] [stdout] 181 |                         "    ... sum test FAILED! {} ~<> {}",
[INFO] [stdout] 182 |                         t.sum(),
[INFO] [stdout] 183 |                         answervec[idx]
[INFO] [stdout] 184 ~                     
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> tests/integration_test.rs:191:21
[INFO] [stdout]     |
[INFO] [stdout] 191 | /                     format!(
[INFO] [stdout] 192 | |                         "       ... count test FAILED! {} <> {}",
[INFO] [stdout] 193 | |                         t.count(),
[INFO] [stdout] 194 | |                         answervec[idx]
[INFO] [stdout] 195 | |                     )
[INFO] [stdout]     | |_____________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of assert!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 191 ~                     
[INFO] [stdout] 192 |                         "       ... count test FAILED! {} <> {}",
[INFO] [stdout] 193 |                         t.count(),
[INFO] [stdout] 194 |                         answervec[idx]
[INFO] [stdout] 195 ~                     
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.76s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/tdigest-4653080c1c8f15ba)
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/tdigest-20b6a24daeeb266e)
[INFO] [stderr]   Executable tests/integration_test.rs (/opt/rustwide/target/debug/deps/integration_test-6eda69c8ff40034e)
[INFO] running `Command { std: "docker" "inspect" "bf47bbd5c535969b539369734c0662247f8b907d1ca32ef46760c3021ecf0a40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf47bbd5c535969b539369734c0662247f8b907d1ca32ef46760c3021ecf0a40", kill_on_drop: false }`
[INFO] [stdout] bf47bbd5c535969b539369734c0662247f8b907d1ca32ef46760c3021ecf0a40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+0d13f6afeba4935499abe0c9a07426c94492c94e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e0d163a24a46736dc9cbfe336e0828f9bc94ba7df22ace6dfead7648f869ed38
[INFO] running `Command { std: "docker" "start" "-a" "e0d163a24a46736dc9cbfe336e0828f9bc94ba7df22ace6dfead7648f869ed38", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> tests/integration_test.rs:71:13
[INFO] [stderr]    |
[INFO] [stderr] 71 |         let mut str = match line {
[INFO] [stderr]    |             ----^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> tests/integration_test.rs:77:13
[INFO] [stderr]    |
[INFO] [stderr] 77 |         let mut split = str.split_whitespace();
[INFO] [stderr]    |             ----^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> tests/integration_test.rs:141:21
[INFO] [stderr]     |
[INFO] [stderr] 141 | /                     format!(
[INFO] [stderr] 142 | |                         "       ... mean test FAILED! {} ~<> {}",
[INFO] [stderr] 143 | |                         t.mean(),
[INFO] [stderr] 144 | |                         answervec[idx]
[INFO] [stderr] 145 | |                     )
[INFO] [stderr]     | |_____________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stderr]     = note: this usage of assert!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 141 ~                     
[INFO] [stderr] 142 |                         "       ... mean test FAILED! {} ~<> {}",
[INFO] [stderr] 143 |                         t.mean(),
[INFO] [stderr] 144 |                         answervec[idx]
[INFO] [stderr] 145 ~                     
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> tests/integration_test.rs:154:21
[INFO] [stderr]     |
[INFO] [stderr] 154 | /                     format!(
[INFO] [stderr] 155 | |                         "       ... variance test FAILED! {} ~<> {}",
[INFO] [stderr] 156 | |                         t.variance(),
[INFO] [stderr] 157 | |                         answervec[idx]
[INFO] [stderr] 158 | |                     )
[INFO] [stderr]     | |_____________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of assert!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 154 ~                     
[INFO] [stderr] 155 |                         "       ... variance test FAILED! {} ~<> {}",
[INFO] [stderr] 156 |                         t.variance(),
[INFO] [stderr] 157 |                         answervec[idx]
[INFO] [stderr] 158 ~                     
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> tests/integration_test.rs:167:21
[INFO] [stderr]     |
[INFO] [stderr] 167 | /                     format!(
[INFO] [stderr] 168 | |                         "       ... standard deviation test FAILED! {} ~<> {}",
[INFO] [stderr] 169 | |                         t.stdev(),
[INFO] [stderr] 170 | |                         answervec[idx]
[INFO] [stderr] 171 | |                     )
[INFO] [stderr]     | |_____________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of assert!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 167 ~                     
[INFO] [stderr] 168 |                         "       ... standard deviation test FAILED! {} ~<> {}",
[INFO] [stderr] 169 |                         t.stdev(),
[INFO] [stderr] 170 |                         answervec[idx]
[INFO] [stderr] 171 ~                     
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> tests/integration_test.rs:180:21
[INFO] [stderr]     |
[INFO] [stderr] 180 | /                     format!(
[INFO] [stderr] 181 | |                         "    ... sum test FAILED! {} ~<> {}",
[INFO] [stderr] 182 | |                         t.sum(),
[INFO] [stderr] 183 | |                         answervec[idx]
[INFO] [stderr] 184 | |                     )
[INFO] [stderr]     | |_____________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of assert!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 180 ~                     
[INFO] [stderr] 181 |                         "    ... sum test FAILED! {} ~<> {}",
[INFO] [stderr] 182 |                         t.sum(),
[INFO] [stderr] 183 |                         answervec[idx]
[INFO] [stderr] 184 ~                     
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> tests/integration_test.rs:191:21
[INFO] [stderr]     |
[INFO] [stderr] 191 | /                     format!(
[INFO] [stderr] 192 | |                         "       ... count test FAILED! {} <> {}",
[INFO] [stderr] 193 | |                         t.count(),
[INFO] [stderr] 194 | |                         answervec[idx]
[INFO] [stderr] 195 | |                     )
[INFO] [stderr]     | |_____________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of assert!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 191 ~                     
[INFO] [stderr] 192 |                         "       ... count test FAILED! {} <> {}",
[INFO] [stderr] 193 |                         t.count(),
[INFO] [stderr] 194 |                         answervec[idx]
[INFO] [stderr] 195 ~                     
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `tdigest` (test "integration_test") generated 7 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.22s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tdigest-4653080c1c8f15ba)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/tdigest-20b6a24daeeb266e)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/integration_test.rs (/opt/rustwide/target/debug/deps/integration_test-6eda69c8ff40034e)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test integation_test_digests_with_datasets ... FAILED
[INFO] [stdout] test run_merge_test ... FAILED
[INFO] [stdout] test integation_test_save_digest ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- integation_test_digests_with_datasets stdout ----
[INFO] [stdout] Testing small-normal ...
[INFO] [stdout] thread 'integation_test_digests_with_datasets' panicked at 'Failed to open dataset data/small-normal.dat: No such file or directory (os error 2)', tests/integration_test.rs:32:13
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x564c32526bad - std::backtrace_rs::backtrace::libunwind::trace::h78ac1a8162560622
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stdout]    1:     0x564c32526bad - std::backtrace_rs::backtrace::trace_unsynchronized::h524b37108170e058
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x564c32526bad - std::sys_common::backtrace::_print_fmt::h6fc64e306477b488
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/sys_common/backtrace.rs:66:5
[INFO] [stdout]    3:     0x564c32526bad - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hebf1189a5210d658
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/sys_common/backtrace.rs:45:22
[INFO] [stdout]    4:     0x564c3254ac4c - core::fmt::write::h2ee1c47f226b9713
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/core/src/fmt/mod.rs:1194:17
[INFO] [stdout]    5:     0x564c325236b1 - std::io::Write::write_fmt::hfdd07f3252777e56
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/io/mod.rs:1655:15
[INFO] [stdout]    6:     0x564c32528685 - std::sys_common::backtrace::_print::h4cf4c3a5df78aa1b
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/sys_common/backtrace.rs:48:5
[INFO] [stdout]    7:     0x564c32528685 - std::sys_common::backtrace::print::h563fffe6d3b49d9c
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/sys_common/backtrace.rs:35:9
[INFO] [stdout]    8:     0x564c32528685 - std::panicking::default_hook::{{closure}}::h011bf968a019e6ec
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/panicking.rs:295:22
[INFO] [stdout]    9:     0x564c32528330 - std::panicking::default_hook::hc87bc2048234ee21
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/panicking.rs:311:9
[INFO] [stdout]   10:     0x564c32528c58 - std::panicking::rust_panic_with_hook::h51069032b7e7ea9f
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/panicking.rs:698:17
[INFO] [stdout]   11:     0x564c32528b07 - std::panicking::begin_panic_handler::{{closure}}::hd6f7b981150e82ee
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/panicking.rs:588:13
[INFO] [stdout]   12:     0x564c32527064 - std::sys_common::backtrace::__rust_end_short_backtrace::h4e1327824e6ec426
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/sys_common/backtrace.rs:138:18
[INFO] [stdout]   13:     0x564c32528839 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/panicking.rs:584:5
[INFO] [stdout]   14:     0x564c32478623 - core::panicking::panic_fmt::hab126d972b27847d
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/core/src/panicking.rs:142:14
[INFO] [stdout]   15:     0x564c32478d0b - integration_test::integration_test_digest::h2fc98a66aee3d370
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/integration_test.rs:32:13
[INFO] [stdout]   16:     0x564c3247f160 - integration_test::integation_test_digests_with_datasets::h9c9e9553943775e3
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/integration_test.rs:221:5
[INFO] [stdout]   17:     0x564c3247f12a - integration_test::integation_test_digests_with_datasets::{{closure}}::hce7d8af7e95c1260
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/integration_test.rs:205:1
[INFO] [stdout]   18:     0x564c32485ede - core::ops::function::FnOnce::call_once::hd6841063fe0edd83
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/core/src/ops/function.rs:248:5
[INFO] [stdout]   19:     0x564c324bb5d3 - core::ops::function::FnOnce::call_once::hb5269c40ea602927
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/core/src/ops/function.rs:248:5
[INFO] [stdout]   20:     0x564c324bb5d3 - test::__rust_begin_short_backtrace::h39a42cc37c7f7ed5
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/test/src/lib.rs:573:5
[INFO] [stdout]   21:     0x564c324ba38a - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h00241665904b35f8
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/alloc/src/boxed.rs:1866:9
[INFO] [stdout]   22:     0x564c324ba38a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::he7accf8d0443853e
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   23:     0x564c324ba38a - std::panicking::try::do_call::h8cda4fd0453ea304
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/panicking.rs:492:40
[INFO] [stdout]   24:     0x564c324ba38a - std::panicking::try::heb9894546bccbe80
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/panicking.rs:456:19
[INFO] [stdout]   25:     0x564c324ba38a - std::panic::catch_unwind::hfbd25fb469936dab
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/panic.rs:137:14
[INFO] [stdout]   26:     0x564c324ba38a - test::run_test_in_process::hcffcac4908c29650
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/test/src/lib.rs:596:18
[INFO] [stdout]   27:     0x564c324ba38a - test::run_test::run_test_inner::{{closure}}::hdd8d05d3b7659acd
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/test/src/lib.rs:490:39
[INFO] [stdout]   28:     0x564c3248664d - test::run_test::run_test_inner::{{closure}}::h1b7cafce81b35e92
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/test/src/lib.rs:517:37
[INFO] [stdout]   29:     0x564c3248664d - std::sys_common::backtrace::__rust_begin_short_backtrace::h08b4f3108673434a
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/sys_common/backtrace.rs:122:18
[INFO] [stdout]   30:     0x564c3248c088 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hd589e3bca91eca1f
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/thread/mod.rs:498:17
[INFO] [stdout]   31:     0x564c3248c088 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h1d80af9fe40fb31c
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   32:     0x564c3248c088 - std::panicking::try::do_call::hf7eabf04235f3bb3
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/panicking.rs:492:40
[INFO] [stdout]   33:     0x564c3248c088 - std::panicking::try::h4bdb1612b5a13d83
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/panicking.rs:456:19
[INFO] [stdout]   34:     0x564c3248c088 - std::panic::catch_unwind::h62e1449b19ecdfe5
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/panic.rs:137:14
[INFO] [stdout]   35:     0x564c3248c088 - std::thread::Builder::spawn_unchecked_::{{closure}}::h10c97d98a69723ec
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/thread/mod.rs:497:30
[INFO] [stdout]   36:     0x564c3248c088 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h0dc62d4cd77dd031
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/core/src/ops/function.rs:248:5
[INFO] [stdout]   37:     0x564c3252d593 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h94b91777dd72cf4b
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/alloc/src/boxed.rs:1866:9
[INFO] [stdout]   38:     0x564c3252d593 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hc38439f882108053
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/alloc/src/boxed.rs:1866:9
[INFO] [stdout]   39:     0x564c3252d593 - std::sys::unix::thread::Thread::new::thread_start::haa68127701babb00
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   40:     0x7f79f80d5609 - start_thread
[INFO] [stdout]   41:     0x7f79f7ea5163 - clone
[INFO] [stdout]   42:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- run_merge_test stdout ----
[INFO] [stdout] data/large-normal.dat
[INFO] [stdout] thread 'run_merge_test' panicked at 'Failed to open dataset data/large-normal.dat: No such file or directory (os error 2)', tests/integration_test.rs:247:17
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x564c32526bad - std::backtrace_rs::backtrace::libunwind::trace::h78ac1a8162560622
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stdout]    1:     0x564c32526bad - std::backtrace_rs::backtrace::trace_unsynchronized::h524b37108170e058
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x564c32526bad - std::sys_common::backtrace::_print_fmt::h6fc64e306477b488
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/sys_common/backtrace.rs:66:5
[INFO] [stdout]    3:     0x564c32526bad - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hebf1189a5210d658
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/sys_common/backtrace.rs:45:22
[INFO] [stdout]    4:     0x564c3254ac4c - core::fmt::write::h2ee1c47f226b9713
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/core/src/fmt/mod.rs:1194:17
[INFO] [stdout]    5:     0x564c325236b1 - std::io::Write::write_fmt::hfdd07f3252777e56
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/io/mod.rs:1655:15
[INFO] [stdout]    6:     0x564c32528685 - std::sys_common::backtrace::_print::h4cf4c3a5df78aa1b
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/sys_common/backtrace.rs:48:5
[INFO] [stdout]    7:     0x564c32528685 - std::sys_common::backtrace::print::h563fffe6d3b49d9c
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/sys_common/backtrace.rs:35:9
[INFO] [stdout]    8:     0x564c32528685 - std::panicking::default_hook::{{closure}}::h011bf968a019e6ec
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/panicking.rs:295:22
[INFO] [stdout]    9:     0x564c32528330 - std::panicking::default_hook::hc87bc2048234ee21
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/panicking.rs:311:9
[INFO] [stdout]   10:     0x564c32528c58 - std::panicking::rust_panic_with_hook::h51069032b7e7ea9f
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/panicking.rs:698:17
[INFO] [stdout]   11:     0x564c32528b07 - std::panicking::begin_panic_handler::{{closure}}::hd6f7b981150e82ee
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/panicking.rs:588:13
[INFO] [stdout]   12:     0x564c32527064 - std::sys_common::backtrace::__rust_end_short_backtrace::h4e1327824e6ec426
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/sys_common/backtrace.rs:138:18
[INFO] [stdout]   13:     0x564c32528839 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/panicking.rs:584:5
[INFO] [stdout]   14:     0x564c32478623 - core::panicking::panic_fmt::hab126d972b27847d
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/core/src/panicking.rs:142:14
[INFO] [stdout]   15:     0x564c3247be7b - integration_test::integration_test_merge::hae8bf611a537b172
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/integration_test.rs:247:17
[INFO] [stdout]   16:     0x564c3247f1b0 - integration_test::run_merge_test::ha003dd463b1ce162
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/integration_test.rs:409:5
[INFO] [stdout]   17:     0x564c3247f17a - integration_test::run_merge_test::{{closure}}::h8272506988750a19
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/integration_test.rs:408:1
[INFO] [stdout]   18:     0x564c32485e4e - core::ops::function::FnOnce::call_once::h8496bda1dcd3e9e2
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/core/src/ops/function.rs:248:5
[INFO] [stdout]   19:     0x564c324bb5d3 - core::ops::function::FnOnce::call_once::hb5269c40ea602927
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/core/src/ops/function.rs:248:5
[INFO] [stdout]   20:     0x564c324bb5d3 - test::__rust_begin_short_backtrace::h39a42cc37c7f7ed5
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/test/src/lib.rs:573:5
[INFO] [stdout]   21:     0x564c324ba38a - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h00241665904b35f8
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/alloc/src/boxed.rs:1866:9
[INFO] [stdout]   22:     0x564c324ba38a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::he7accf8d0443853e
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   23:     0x564c324ba38a - std::panicking::try::do_call::h8cda4fd0453ea304
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/panicking.rs:492:40
[INFO] [stdout]   24:     0x564c324ba38a - std::panicking::try::heb9894546bccbe80
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/panicking.rs:456:19
[INFO] [stdout]   25:     0x564c324ba38a - std::panic::catch_unwind::hfbd25fb469936dab
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/panic.rs:137:14
[INFO] [stdout]   26:     0x564c324ba38a - test::run_test_in_process::hcffcac4908c29650
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/test/src/lib.rs:596:18
[INFO] [stdout]   27:     0x564c324ba38a - test::run_test::run_test_inner::{{closure}}::hdd8d05d3b7659acd
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/test/src/lib.rs:490:39
[INFO] [stdout]   28:     0x564c3248664d - test::run_test::run_test_inner::{{closure}}::h1b7cafce81b35e92
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/test/src/lib.rs:517:37
[INFO] [stdout]   29:     0x564c3248664d - std::sys_common::backtrace::__rust_begin_short_backtrace::h08b4f3108673434a
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/sys_common/backtrace.rs:122:18
[INFO] [stdout]   30:     0x564c3248c088 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hd589e3bca91eca1f
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/thread/mod.rs:498:17
[INFO] [stdout]   31:     0x564c3248c088 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h1d80af9fe40fb31c
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   32:     0x564c3248c088 - std::panicking::try::do_call::hf7eabf04235f3bb3
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/panicking.rs:492:40
[INFO] [stdout]   33:     0x564c3248c088 - std::panicking::try::h4bdb1612b5a13d83
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/panicking.rs:456:19
[INFO] [stdout]   34:     0x564c3248c088 - std::panic::catch_unwind::h62e1449b19ecdfe5
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/panic.rs:137:14
[INFO] [stdout]   35:     0x564c3248c088 - std::thread::Builder::spawn_unchecked_::{{closure}}::h10c97d98a69723ec
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/thread/mod.rs:497:30
[INFO] [stdout]   36:     0x564c3248c088 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h0dc62d4cd77dd031
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/core/src/ops/function.rs:248:5
[INFO] [stdout]   37:     0x564c3252d593 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h94b91777dd72cf4b
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/alloc/src/boxed.rs:1866:9
[INFO] [stdout]   38:     0x564c3252d593 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hc38439f882108053
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/alloc/src/boxed.rs:1866:9
[INFO] [stdout]   39:     0x564c3252d593 - std::sys::unix::thread::Thread::new::thread_start::haa68127701babb00
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   40:     0x7f79f80d5609 - start_thread
[INFO] [stdout]   41:     0x7f79f7ea5163 - clone
[INFO] [stdout]   42:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- integation_test_save_digest stdout ----
[INFO] [stdout] thread 'integation_test_save_digest' panicked at 'Failed to save centroid centroids/centroid_test.json: No such file or directory (os error 2)', tests/integration_test.rs:18:13
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x564c32526bad - std::backtrace_rs::backtrace::libunwind::trace::h78ac1a8162560622
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stdout]    1:     0x564c32526bad - std::backtrace_rs::backtrace::trace_unsynchronized::h524b37108170e058
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x564c32526bad - std::sys_common::backtrace::_print_fmt::h6fc64e306477b488
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/sys_common/backtrace.rs:66:5
[INFO] [stdout]    3:     0x564c32526bad - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hebf1189a5210d658
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/sys_common/backtrace.rs:45:22
[INFO] [stdout]    4:     0x564c3254ac4c - core::fmt::write::h2ee1c47f226b9713
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/core/src/fmt/mod.rs:1194:17
[INFO] [stdout]    5:     0x564c325236b1 - std::io::Write::write_fmt::hfdd07f3252777e56
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/io/mod.rs:1655:15
[INFO] [stdout]    6:     0x564c32528685 - std::sys_common::backtrace::_print::h4cf4c3a5df78aa1b
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/sys_common/backtrace.rs:48:5
[INFO] [stdout]    7:     0x564c32528685 - std::sys_common::backtrace::print::h563fffe6d3b49d9c
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/sys_common/backtrace.rs:35:9
[INFO] [stdout]    8:     0x564c32528685 - std::panicking::default_hook::{{closure}}::h011bf968a019e6ec
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/panicking.rs:295:22
[INFO] [stdout]    9:     0x564c32528330 - std::panicking::default_hook::hc87bc2048234ee21
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/panicking.rs:311:9
[INFO] [stdout]   10:     0x564c32528c58 - std::panicking::rust_panic_with_hook::h51069032b7e7ea9f
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/panicking.rs:698:17
[INFO] [stdout]   11:     0x564c32528b07 - std::panicking::begin_panic_handler::{{closure}}::hd6f7b981150e82ee
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/panicking.rs:588:13
[INFO] [stdout]   12:     0x564c32527064 - std::sys_common::backtrace::__rust_end_short_backtrace::h4e1327824e6ec426
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/sys_common/backtrace.rs:138:18
[INFO] [stdout]   13:     0x564c32528839 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/panicking.rs:584:5
[INFO] [stdout]   14:     0x564c32478623 - core::panicking::panic_fmt::hab126d972b27847d
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/core/src/panicking.rs:142:14
[INFO] [stdout]   15:     0x564c3247f0f5 - integration_test::integation_test_save_digest::he51a2086498e03f7
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/integration_test.rs:18:13
[INFO] [stdout]   16:     0x564c3247eeda - integration_test::integation_test_save_digest::{{closure}}::h2822a7cc4d259eba
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/integration_test.rs:11:1
[INFO] [stdout]   17:     0x564c32485dfe - core::ops::function::FnOnce::call_once::h0c16721fe2dc52c6
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/core/src/ops/function.rs:248:5
[INFO] [stdout]   18:     0x564c324bb5d3 - core::ops::function::FnOnce::call_once::hb5269c40ea602927
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/core/src/ops/function.rs:248:5
[INFO] [stdout]   19:     0x564c324bb5d3 - test::__rust_begin_short_backtrace::h39a42cc37c7f7ed5
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/test/src/lib.rs:573:5
[INFO] [stdout]   20:     0x564c324ba38a - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h00241665904b35f8
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/alloc/src/boxed.rs:1866:9
[INFO] [stdout]   21:     0x564c324ba38a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::he7accf8d0443853e
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   22:     0x564c324ba38a - std::panicking::try::do_call::h8cda4fd0453ea304
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/panicking.rs:492:40
[INFO] [stdout]   23:     0x564c324ba38a - std::panicking::try::heb9894546bccbe80
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/panicking.rs:456:19
[INFO] [stdout]   24:     0x564c324ba38a - std::panic::catch_unwind::hfbd25fb469936dab
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/panic.rs:137:14
[INFO] [stdout]   25:     0x564c324ba38a - test::run_test_in_process::hcffcac4908c29650
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/test/src/lib.rs:596:18
[INFO] [stdout]   26:     0x564c324ba38a - test::run_test::run_test_inner::{{closure}}::hdd8d05d3b7659acd
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/test/src/lib.rs:490:39
[INFO] [stdout]   27:     0x564c3248664d - test::run_test::run_test_inner::{{closure}}::h1b7cafce81b35e92
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/test/src/lib.rs:517:37
[INFO] [stdout]   28:     0x564c3248664d - std::sys_common::backtrace::__rust_begin_short_backtrace::h08b4f3108673434a
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/sys_common/backtrace.rs:122:18
[INFO] [stdout]   29:     0x564c3248c088 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hd589e3bca91eca1f
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/thread/mod.rs:498:17
[INFO] [stdout]   30:     0x564c3248c088 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h1d80af9fe40fb31c
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   31:     0x564c3248c088 - std::panicking::try::do_call::hf7eabf04235f3bb3
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/panicking.rs:492:40
[INFO] [stdout]   32:     0x564c3248c088 - std::panicking::try::h4bdb1612b5a13d83
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/panicking.rs:456:19
[INFO] [stdout]   33:     0x564c3248c088 - std::panic::catch_unwind::h62e1449b19ecdfe5
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/panic.rs:137:14
[INFO] [stdout]   34:     0x564c3248c088 - std::thread::Builder::spawn_unchecked_::{{closure}}::h10c97d98a69723ec
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/thread/mod.rs:497:30
[INFO] [stdout]   35:     0x564c3248c088 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h0dc62d4cd77dd031
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/core/src/ops/function.rs:248:5
[INFO] [stdout]   36:     0x564c3252d593 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h94b91777dd72cf4b
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/alloc/src/boxed.rs:1866:9
[INFO] [stdout]   37:     0x564c3252d593 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hc38439f882108053
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/alloc/src/boxed.rs:1866:9
[INFO] [stdout]   38:     0x564c3252d593 - std::sys::unix::thread::Thread::new::thread_start::haa68127701babb00
[INFO] [stdout]                                at /rustc/0d13f6afeba4935499abe0c9a07426c94492c94e/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   39:     0x7f79f80d5609 - start_thread
[INFO] [stdout]   40:     0x7f79f7ea5163 - clone
[INFO] [stdout]   41:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     integation_test_digests_with_datasets
[INFO] [stdout]     integation_test_save_digest
[INFO] [stdout]     run_merge_test
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--test integration_test'
[INFO] running `Command { std: "docker" "inspect" "e0d163a24a46736dc9cbfe336e0828f9bc94ba7df22ace6dfead7648f869ed38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0d163a24a46736dc9cbfe336e0828f9bc94ba7df22ace6dfead7648f869ed38", kill_on_drop: false }`
[INFO] [stdout] e0d163a24a46736dc9cbfe336e0828f9bc94ba7df22ace6dfead7648f869ed38