[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#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJimCooke%2Ft-digest" "/workspace/builds/worker-24/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-24/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JimCooke/t-digest on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-24/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dcce9893750b429ac9960423077231eb5e32c2b9c4c6761f4c2186116da890d4
[INFO] running `Command { std: "docker" "start" "-a" "dcce9893750b429ac9960423077231eb5e32c2b9c4c6761f4c2186116da890d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dcce9893750b429ac9960423077231eb5e32c2b9c4c6761f4c2186116da890d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcce9893750b429ac9960423077231eb5e32c2b9c4c6761f4c2186116da890d4", kill_on_drop: false }`
[INFO] [stdout] dcce9893750b429ac9960423077231eb5e32c2b9c4c6761f4c2186116da890d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7cc9b852bcf06275d7845d0c197e61bb661f3392488b4f53c25d7127e6c97f0d
[INFO] running `Command { std: "docker" "start" "-a" "7cc9b852bcf06275d7845d0c197e61bb661f3392488b4f53c25d7127e6c97f0d", kill_on_drop: false }`
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]    Compiling serde v1.0.85
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling itoa v0.4.3
[INFO] [stderr]    Compiling nodrop v0.1.13
[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 11.42s
[INFO] running `Command { std: "docker" "inspect" "7cc9b852bcf06275d7845d0c197e61bb661f3392488b4f53c25d7127e6c97f0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cc9b852bcf06275d7845d0c197e61bb661f3392488b4f53c25d7127e6c97f0d", kill_on_drop: false }`
[INFO] [stdout] 7cc9b852bcf06275d7845d0c197e61bb661f3392488b4f53c25d7127e6c97f0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 00d80e2d689cc734642643dfeb863499b50c4c355c7cec39fd3e884d32a0f191
[INFO] running `Command { std: "docker" "start" "-a" "00d80e2d689cc734642643dfeb863499b50c4c355c7cec39fd3e884d32a0f191", kill_on_drop: false }`
[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 1.31s
[INFO] running `Command { std: "docker" "inspect" "00d80e2d689cc734642643dfeb863499b50c4c355c7cec39fd3e884d32a0f191", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00d80e2d689cc734642643dfeb863499b50c4c355c7cec39fd3e884d32a0f191", kill_on_drop: false }`
[INFO] [stdout] 00d80e2d689cc734642643dfeb863499b50c4c355c7cec39fd3e884d32a0f191
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 15210cbef8eb7dac323979e22abf041388f32b795d3e7b204cff060ae57cd148
[INFO] running `Command { std: "docker" "start" "-a" "15210cbef8eb7dac323979e22abf041388f32b795d3e7b204cff060ae57cd148", kill_on_drop: false }`
[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 0.06s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tdigest-4653080c1c8f15ba)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tdigest-20b6a24daeeb266e)
[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 tests/integration_test.rs (/opt/rustwide/target/debug/deps/integration_test-6eda69c8ff40034e)
[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] [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:     0x555cd97eb60c - std::backtrace_rs::backtrace::libunwind::trace::h7630ba4cba718aa0
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stdout]    1:     0x555cd97eb60c - std::backtrace_rs::backtrace::trace_unsynchronized::he7498e79c157f5ac
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x555cd97eb60c - std::sys_common::backtrace::_print_fmt::hdaebadaee17bca49
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x555cd97eb60c - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h82b0e3aaf8a96140
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x555cd980fbcc - core::fmt::write::h72801a82c94e6ff1
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/fmt/mod.rs:1149:17
[INFO] [stdout]    5:     0x555cd97e7545 - std::io::Write::write_fmt::h21d7683cabdb4c35
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/io/mod.rs:1697:15
[INFO] [stdout]    6:     0x555cd97ed060 - std::sys_common::backtrace::_print::h1c9a1d19c48821c1
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x555cd97ed060 - std::sys_common::backtrace::print::h7ce8802039fa9d0e
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x555cd97ed060 - std::panicking::default_hook::{{closure}}::hb2a74a8c1499c326
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:211:50
[INFO] [stdout]    9:     0x555cd97ecc46 - std::panicking::default_hook::hf4f180b00076f2b2
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:225:9
[INFO] [stdout]   10:     0x555cd97ed714 - std::panicking::rust_panic_with_hook::he85ce8435493b711
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:606:17
[INFO] [stdout]   11:     0x555cd97ed1f0 - std::panicking::begin_panic_handler::{{closure}}::h31e15f69e6235bd2
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:502:13
[INFO] [stdout]   12:     0x555cd97ebac4 - std::sys_common::backtrace::__rust_end_short_backtrace::hfce2fadb61aaa3ae
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:139:18
[INFO] [stdout]   13:     0x555cd97ed159 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:498:5
[INFO] [stdout]   14:     0x555cd973c871 - core::panicking::panic_fmt::h7b8580d81fcbbacd
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/panicking.rs:107:14
[INFO] [stdout]   15:     0x555cd973d4e3 - integration_test::integration_test_digest::h4786469d394b6cf1
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/integration_test.rs:32:13
[INFO] [stdout]   16:     0x555cd9744610 - integration_test::integation_test_digests_with_datasets::h2ce10e165d32d162
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/integration_test.rs:221:5
[INFO] [stdout]   17:     0x555cd97445da - integration_test::integation_test_digests_with_datasets::{{closure}}::hc2109169fd652438
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/integration_test.rs:205:1
[INFO] [stdout]   18:     0x555cd974ae7e - core::ops::function::FnOnce::call_once::hc6e9ac919ae8e65d
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   19:     0x555cd97800f3 - core::ops::function::FnOnce::call_once::h449577f1c5b077cb
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   20:     0x555cd97800f3 - test::__rust_begin_short_backtrace::h8c2a0a5090591869
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/test/src/lib.rs:585:5
[INFO] [stdout]   21:     0x555cd977ec87 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hea00a22128a38543
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/alloc/src/boxed.rs:1694:9
[INFO] [stdout]   22:     0x555cd977ec87 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::he10b35c3c50d78a0
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   23:     0x555cd977ec87 - std::panicking::try::do_call::hc868e78bbc5af2ab
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:406:40
[INFO] [stdout]   24:     0x555cd977ec87 - std::panicking::try::he468aede74df1b04
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:370:19
[INFO] [stdout]   25:     0x555cd977ec87 - std::panic::catch_unwind::hce3c9152e1cf772d
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panic.rs:133:14
[INFO] [stdout]   26:     0x555cd977ec87 - test::run_test_in_process::h9c4ab8162080cf8c
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/test/src/lib.rs:608:18
[INFO] [stdout]   27:     0x555cd977ec87 - test::run_test::run_test_inner::{{closure}}::he9483433cef16afe
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/test/src/lib.rs:500:39
[INFO] [stdout]   28:     0x555cd974bfce - test::run_test::run_test_inner::{{closure}}::h479f1f872a5501ea
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/test/src/lib.rs:527:37
[INFO] [stdout]   29:     0x555cd974bfce - std::sys_common::backtrace::__rust_begin_short_backtrace::h0f1e9b1f279687bc
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:123:18
[INFO] [stdout]   30:     0x555cd9750df8 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he5560613c5f5cb83
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/thread/mod.rs:484:17
[INFO] [stdout]   31:     0x555cd9750df8 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h8190a68cb05ab92f
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   32:     0x555cd9750df8 - std::panicking::try::do_call::h6ae22f5ac22596e4
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:406:40
[INFO] [stdout]   33:     0x555cd9750df8 - std::panicking::try::h2381c25487d6a7c2
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:370:19
[INFO] [stdout]   34:     0x555cd9750df8 - std::panic::catch_unwind::hfe902f4d5c9d7b6d
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panic.rs:133:14
[INFO] [stdout]   35:     0x555cd9750df8 - std::thread::Builder::spawn_unchecked::{{closure}}::h547fad40771a584e
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/thread/mod.rs:483:30
[INFO] [stdout]   36:     0x555cd9750df8 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he8602a9971738410
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   37:     0x555cd97f21d3 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::he162a5c338a10a39
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/alloc/src/boxed.rs:1694:9
[INFO] [stdout]   38:     0x555cd97f21d3 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hb27497b21740dd97
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/alloc/src/boxed.rs:1694:9
[INFO] [stdout]   39:     0x555cd97f21d3 - std::sys::unix::thread::Thread::new::thread_start::he467e990e49c5136
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys/unix/thread.rs:106:17
[INFO] [stdout]   40:     0x7f0e9a84b609 - start_thread
[INFO] [stdout]   41:     0x7f0e9a61d293 - 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:     0x555cd97eb60c - std::backtrace_rs::backtrace::libunwind::trace::h7630ba4cba718aa0
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stdout]    1:     0x555cd97eb60c - std::backtrace_rs::backtrace::trace_unsynchronized::he7498e79c157f5ac
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x555cd97eb60c - std::sys_common::backtrace::_print_fmt::hdaebadaee17bca49
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x555cd97eb60c - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h82b0e3aaf8a96140
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x555cd980fbcc - core::fmt::write::h72801a82c94e6ff1
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/fmt/mod.rs:1149:17
[INFO] [stdout]    5:     0x555cd97e7545 - std::io::Write::write_fmt::h21d7683cabdb4c35
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/io/mod.rs:1697:15
[INFO] [stdout]    6:     0x555cd97ed060 - std::sys_common::backtrace::_print::h1c9a1d19c48821c1
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x555cd97ed060 - std::sys_common::backtrace::print::h7ce8802039fa9d0e
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x555cd97ed060 - std::panicking::default_hook::{{closure}}::hb2a74a8c1499c326
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:211:50
[INFO] [stdout]    9:     0x555cd97ecc46 - std::panicking::default_hook::hf4f180b00076f2b2
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:225:9
[INFO] [stdout]   10:     0x555cd97ed714 - std::panicking::rust_panic_with_hook::he85ce8435493b711
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:606:17
[INFO] [stdout]   11:     0x555cd97ed1f0 - std::panicking::begin_panic_handler::{{closure}}::h31e15f69e6235bd2
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:502:13
[INFO] [stdout]   12:     0x555cd97ebac4 - std::sys_common::backtrace::__rust_end_short_backtrace::hfce2fadb61aaa3ae
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:139:18
[INFO] [stdout]   13:     0x555cd97ed159 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:498:5
[INFO] [stdout]   14:     0x555cd973c871 - core::panicking::panic_fmt::h7b8580d81fcbbacd
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/panicking.rs:107:14
[INFO] [stdout]   15:     0x555cd9740e7d - integration_test::integration_test_merge::h747836f127e8278b
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/integration_test.rs:247:17
[INFO] [stdout]   16:     0x555cd9744660 - integration_test::run_merge_test::h625477b1fd7c1162
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/integration_test.rs:409:5
[INFO] [stdout]   17:     0x555cd974462a - integration_test::run_merge_test::{{closure}}::h493ec9c665c55d5e
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/integration_test.rs:408:1
[INFO] [stdout]   18:     0x555cd974ae2e - core::ops::function::FnOnce::call_once::h909b717db18de83a
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   19:     0x555cd97800f3 - core::ops::function::FnOnce::call_once::h449577f1c5b077cb
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   20:     0x555cd97800f3 - test::__rust_begin_short_backtrace::h8c2a0a5090591869
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/test/src/lib.rs:585:5
[INFO] [stdout]   21:     0x555cd977ec87 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hea00a22128a38543
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/alloc/src/boxed.rs:1694:9
[INFO] [stdout]   22:     0x555cd977ec87 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::he10b35c3c50d78a0
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   23:     0x555cd977ec87 - std::panicking::try::do_call::hc868e78bbc5af2ab
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:406:40
[INFO] [stdout]   24:     0x555cd977ec87 - std::panicking::try::he468aede74df1b04
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:370:19
[INFO] [stdout]   25:     0x555cd977ec87 - std::panic::catch_unwind::hce3c9152e1cf772d
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panic.rs:133:14
[INFO] [stdout]   26:     0x555cd977ec87 - test::run_test_in_process::h9c4ab8162080cf8c
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/test/src/lib.rs:608:18
[INFO] [stdout]   27:     0x555cd977ec87 - test::run_test::run_test_inner::{{closure}}::he9483433cef16afe
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/test/src/lib.rs:500:39
[INFO] [stdout]   28:     0x555cd974bfce - test::run_test::run_test_inner::{{closure}}::h479f1f872a5501ea
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/test/src/lib.rs:527:37
[INFO] [stdout]   29:     0x555cd974bfce - std::sys_common::backtrace::__rust_begin_short_backtrace::h0f1e9b1f279687bc
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:123:18
[INFO] [stdout]   30:     0x555cd9750df8 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he5560613c5f5cb83
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/thread/mod.rs:484:17
[INFO] [stdout]   31:     0x555cd9750df8 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h8190a68cb05ab92f
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   32:     0x555cd9750df8 - std::panicking::try::do_call::h6ae22f5ac22596e4
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:406:40
[INFO] [stdout]   33:     0x555cd9750df8 - std::panicking::try::h2381c25487d6a7c2
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:370:19
[INFO] [stdout]   34:     0x555cd9750df8 - std::panic::catch_unwind::hfe902f4d5c9d7b6d
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panic.rs:133:14
[INFO] [stdout]   35:     0x555cd9750df8 - std::thread::Builder::spawn_unchecked::{{closure}}::h547fad40771a584e
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/thread/mod.rs:483:30
[INFO] [stdout]   36:     0x555cd9750df8 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he8602a9971738410
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   37:     0x555cd97f21d3 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::he162a5c338a10a39
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/alloc/src/boxed.rs:1694:9
[INFO] [stdout]   38:     0x555cd97f21d3 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hb27497b21740dd97
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/alloc/src/boxed.rs:1694:9
[INFO] [stdout]   39:     0x555cd97f21d3 - std::sys::unix::thread::Thread::new::thread_start::he467e990e49c5136
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys/unix/thread.rs:106:17
[INFO] [stdout]   40:     0x7f0e9a84b609 - start_thread
[INFO] [stdout]   41:     0x7f0e9a61d293 - 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:     0x555cd97eb60c - std::backtrace_rs::backtrace::libunwind::trace::h7630ba4cba718aa0
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stdout]    1:     0x555cd97eb60c - std::backtrace_rs::backtrace::trace_unsynchronized::he7498e79c157f5ac
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x555cd97eb60c - std::sys_common::backtrace::_print_fmt::hdaebadaee17bca49
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x555cd97eb60c - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h82b0e3aaf8a96140
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x555cd980fbcc - core::fmt::write::h72801a82c94e6ff1
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/fmt/mod.rs:1149:17
[INFO] [stdout]    5:     0x555cd97e7545 - std::io::Write::write_fmt::h21d7683cabdb4c35
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/io/mod.rs:1697:15
[INFO] [stdout]    6:     0x555cd97ed060 - std::sys_common::backtrace::_print::h1c9a1d19c48821c1
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x555cd97ed060 - std::sys_common::backtrace::print::h7ce8802039fa9d0e
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x555cd97ed060 - std::panicking::default_hook::{{closure}}::hb2a74a8c1499c326
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:211:50
[INFO] [stdout]    9:     0x555cd97ecc46 - std::panicking::default_hook::hf4f180b00076f2b2
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:225:9
[INFO] [stdout]   10:     0x555cd97ed714 - std::panicking::rust_panic_with_hook::he85ce8435493b711
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:606:17
[INFO] [stdout]   11:     0x555cd97ed1f0 - std::panicking::begin_panic_handler::{{closure}}::h31e15f69e6235bd2
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:502:13
[INFO] [stdout]   12:     0x555cd97ebac4 - std::sys_common::backtrace::__rust_end_short_backtrace::hfce2fadb61aaa3ae
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:139:18
[INFO] [stdout]   13:     0x555cd97ed159 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:498:5
[INFO] [stdout]   14:     0x555cd973c871 - core::panicking::panic_fmt::h7b8580d81fcbbacd
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/panicking.rs:107:14
[INFO] [stdout]   15:     0x555cd97445a9 - integration_test::integation_test_save_digest::h7eef4b1deba93e17
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/integration_test.rs:18:13
[INFO] [stdout]   16:     0x555cd974433a - integration_test::integation_test_save_digest::{{closure}}::hf0d1543e474a7c37
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/integration_test.rs:11:1
[INFO] [stdout]   17:     0x555cd974adee - core::ops::function::FnOnce::call_once::h5c9acbadcd90dfa7
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   18:     0x555cd97800f3 - core::ops::function::FnOnce::call_once::h449577f1c5b077cb
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   19:     0x555cd97800f3 - test::__rust_begin_short_backtrace::h8c2a0a5090591869
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/test/src/lib.rs:585:5
[INFO] [stdout]   20:     0x555cd977ec87 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hea00a22128a38543
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/alloc/src/boxed.rs:1694:9
[INFO] [stdout]   21:     0x555cd977ec87 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::he10b35c3c50d78a0
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   22:     0x555cd977ec87 - std::panicking::try::do_call::hc868e78bbc5af2ab
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:406:40
[INFO] [stdout]   23:     0x555cd977ec87 - std::panicking::try::he468aede74df1b04
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:370:19
[INFO] [stdout]   24:     0x555cd977ec87 - std::panic::catch_unwind::hce3c9152e1cf772d
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panic.rs:133:14
[INFO] [stdout]   25:     0x555cd977ec87 - test::run_test_in_process::h9c4ab8162080cf8c
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/test/src/lib.rs:608:18
[INFO] [stdout]   26:     0x555cd977ec87 - test::run_test::run_test_inner::{{closure}}::he9483433cef16afe
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/test/src/lib.rs:500:39
[INFO] [stdout]   27:     0x555cd974bfce - test::run_test::run_test_inner::{{closure}}::h479f1f872a5501ea
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/test/src/lib.rs:527:37
[INFO] [stdout]   28:     0x555cd974bfce - std::sys_common::backtrace::__rust_begin_short_backtrace::h0f1e9b1f279687bc
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:123:18
[INFO] [stdout]   29:     0x555cd9750df8 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he5560613c5f5cb83
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/thread/mod.rs:484:17
[INFO] [stdout]   30:     0x555cd9750df8 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h8190a68cb05ab92f
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   31:     0x555cd9750df8 - std::panicking::try::do_call::h6ae22f5ac22596e4
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:406:40
[INFO] [stdout]   32:     0x555cd9750df8 - std::panicking::try::h2381c25487d6a7c2
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:370:19
[INFO] [stdout]   33:     0x555cd9750df8 - std::panic::catch_unwind::hfe902f4d5c9d7b6d
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panic.rs:133:14
[INFO] [stdout]   34:     0x555cd9750df8 - std::thread::Builder::spawn_unchecked::{{closure}}::h547fad40771a584e
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/thread/mod.rs:483:30
[INFO] [stdout]   35:     0x555cd9750df8 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he8602a9971738410
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   36:     0x555cd97f21d3 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::he162a5c338a10a39
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/alloc/src/boxed.rs:1694:9
[INFO] [stdout]   37:     0x555cd97f21d3 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hb27497b21740dd97
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/alloc/src/boxed.rs:1694:9
[INFO] [stdout]   38:     0x555cd97f21d3 - std::sys::unix::thread::Thread::new::thread_start::he467e990e49c5136
[INFO] [stdout]                                at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys/unix/thread.rs:106:17
[INFO] [stdout]   39:     0x7f0e9a84b609 - start_thread
[INFO] [stdout]   40:     0x7f0e9a61d293 - 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 0.02s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--test integration_test'
[INFO] running `Command { std: "docker" "inspect" "15210cbef8eb7dac323979e22abf041388f32b795d3e7b204cff060ae57cd148", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15210cbef8eb7dac323979e22abf041388f32b795d3e7b204cff060ae57cd148", kill_on_drop: false }`
[INFO] [stdout] 15210cbef8eb7dac323979e22abf041388f32b795d3e7b204cff060ae57cd148