[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 beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJimCooke%2Ft-digest" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JimCooke/t-digest on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-6/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" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a896212561b1968bece3038ceb5ba22dde1e0ce443ee09ca3c70c464937dcb47
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a896212561b1968bece3038ceb5ba22dde1e0ce443ee09ca3c70c464937dcb47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a896212561b1968bece3038ceb5ba22dde1e0ce443ee09ca3c70c464937dcb47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a896212561b1968bece3038ceb5ba22dde1e0ce443ee09ca3c70c464937dcb47", kill_on_drop: false }`
[INFO] [stdout] a896212561b1968bece3038ceb5ba22dde1e0ce443ee09ca3c70c464937dcb47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 990b2e49514a022365fcd4cc60fc201984a0cfce512a9e61362e64e6790e414c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "990b2e49514a022365fcd4cc60fc201984a0cfce512a9e61362e64e6790e414c", kill_on_drop: false }`
[INFO] [stderr]    Compiling nodrop v0.1.13
[INFO] [stderr]    Compiling serde_json v1.0.37
[INFO] [stderr]    Compiling quickersort v3.0.1
[INFO] [stderr]    Compiling tdigest v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.24s
[INFO] running `Command { std: "docker" "inspect" "990b2e49514a022365fcd4cc60fc201984a0cfce512a9e61362e64e6790e414c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "990b2e49514a022365fcd4cc60fc201984a0cfce512a9e61362e64e6790e414c", kill_on_drop: false }`
[INFO] [stdout] 990b2e49514a022365fcd4cc60fc201984a0cfce512a9e61362e64e6790e414c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3cfb4d1e84f58ec8efd12998d1347f334995e7e815b9954f1d3e419d5b731561
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3cfb4d1e84f58ec8efd12998d1347f334995e7e815b9954f1d3e419d5b731561", 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 1.04s
[INFO] running `Command { std: "docker" "inspect" "3cfb4d1e84f58ec8efd12998d1347f334995e7e815b9954f1d3e419d5b731561", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cfb4d1e84f58ec8efd12998d1347f334995e7e815b9954f1d3e419d5b731561", kill_on_drop: false }`
[INFO] [stdout] 3cfb4d1e84f58ec8efd12998d1347f334995e7e815b9954f1d3e419d5b731561
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a5e06ee7379fc920f5a02a97ebb18b6d0babb69a6573700685c2247c2581a3ca
[INFO] running `Command { std: "docker" "start" "-a" "a5e06ee7379fc920f5a02a97ebb18b6d0babb69a6573700685c2247c2581a3ca", 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 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tdigest-0e0269b989ee8996)
[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 (/opt/rustwide/target/debug/deps/tdigest-97335bebbb2c8139)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/integration_test.rs (/opt/rustwide/target/debug/deps/integration_test-0fcffd3345cf436a)
[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] [stderr] error: test failed, to rerun pass '--test integration_test'
[INFO] [stdout] test integation_test_save_digest ... FAILED
[INFO] [stdout] test integation_test_digests_with_datasets ... FAILED
[INFO] [stdout] test run_merge_test ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[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:     0x56389d8664ac - std::backtrace_rs::backtrace::libunwind::trace::h51faa62df48810e4
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stdout]    1:     0x56389d8664ac - std::backtrace_rs::backtrace::trace_unsynchronized::h91de4d8e16d607e4
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x56389d8664ac - std::sys_common::backtrace::_print_fmt::h71b0935f97e4322c
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x56389d8664ac - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h9a78218788c14e18
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x56389d88acbc - core::fmt::write::h3381b3176fe2b3d3
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/core/src/fmt/mod.rs:1150:17
[INFO] [stdout]    5:     0x56389d8630f5 - std::io::Write::write_fmt::hb6383f24fe197d3c
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/io/mod.rs:1667:15
[INFO] [stdout]    6:     0x56389d868160 - std::sys_common::backtrace::_print::h4b77abc4d907ed0e
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x56389d868160 - std::sys_common::backtrace::print::hb170c60b542377ad
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x56389d868160 - std::panicking::default_hook::{{closure}}::h12bbda9af8901ee3
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:210:50
[INFO] [stdout]    9:     0x56389d867d52 - std::panicking::default_hook::h8c6c66d3f3ba6768
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:224:9
[INFO] [stdout]   10:     0x56389d868814 - std::panicking::rust_panic_with_hook::h36f2fa0bb09f4069
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:624:17
[INFO] [stdout]   11:     0x56389d8682f0 - std::panicking::begin_panic_handler::{{closure}}::h9c42b65a42d06a7a
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:521:13
[INFO] [stdout]   12:     0x56389d866974 - std::sys_common::backtrace::__rust_end_short_backtrace::hc791bddfe31e532c
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stdout]   13:     0x56389d868259 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:517:5
[INFO] [stdout]   14:     0x56389d7b8f2b - std::panicking::begin_panic_fmt::h32ac317c038a272d
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:460:5
[INFO] [stdout]   15:     0x56389d7c1581 - integration_test::integation_test_save_digest::hf59c816f9f416ade
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/integration_test.rs:18:13
[INFO] [stdout]   16:     0x56389d7c130a - integration_test::integation_test_save_digest::{{closure}}::hb2cf30b970ab1f28
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/integration_test.rs:11:1
[INFO] [stdout]   17:     0x56389d7c79de - core::ops::function::FnOnce::call_once::h8542eecf73632f16
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   18:     0x56389d7fc6f3 - core::ops::function::FnOnce::call_once::h61555a204318cc58
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   19:     0x56389d7fc6f3 - test::__rust_begin_short_backtrace::h8331e7b1cc7a6e62
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/test/src/lib.rs:578:5
[INFO] [stdout]   20:     0x56389d7fb178 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h98582e597fa7f145
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/alloc/src/boxed.rs:1636:9
[INFO] [stdout]   21:     0x56389d7fb178 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h38fa7a0826ecff45
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   22:     0x56389d7fb178 - std::panicking::try::do_call::h5b27d1cfffaa9f87
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:403:40
[INFO] [stdout]   23:     0x56389d7fb178 - std::panicking::try::h86f7124b3264bcbe
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:367:19
[INFO] [stdout]   24:     0x56389d7fb178 - std::panic::catch_unwind::h42dadf3598df7528
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panic.rs:129:14
[INFO] [stdout]   25:     0x56389d7fb178 - test::run_test_in_process::h9d4b7510f0910050
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/test/src/lib.rs:601:18
[INFO] [stdout]   26:     0x56389d7fb178 - test::run_test::run_test_inner::{{closure}}::h9b17f1fd181fe294
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/test/src/lib.rs:493:39
[INFO] [stdout]   27:     0x56389d7c8cce - test::run_test::run_test_inner::{{closure}}::h476f9211dfec6075
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/test/src/lib.rs:520:37
[INFO] [stdout]   28:     0x56389d7c8cce - std::sys_common::backtrace::__rust_begin_short_backtrace::h5c2db6945645950d
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stdout]   29:     0x56389d7cd568 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h791169ea9ba5492d
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/thread/mod.rs:481:17
[INFO] [stdout]   30:     0x56389d7cd568 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::he930357ede3f4b4d
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   31:     0x56389d7cd568 - std::panicking::try::do_call::h0de4b1dd08a9aa80
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:403:40
[INFO] [stdout]   32:     0x56389d7cd568 - std::panicking::try::hf5b5c530df698d97
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:367:19
[INFO] [stdout]   33:     0x56389d7cd568 - std::panic::catch_unwind::hed97078f17dbf191
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panic.rs:129:14
[INFO] [stdout]   34:     0x56389d7cd568 - std::thread::Builder::spawn_unchecked::{{closure}}::h2e673950929cba93
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/thread/mod.rs:480:30
[INFO] [stdout]   35:     0x56389d7cd568 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h8e18ddd18a52f010
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   36:     0x56389d86d4f3 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hbbbb32ef11ea0ad2
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/alloc/src/boxed.rs:1636:9
[INFO] [stdout]   37:     0x56389d86d4f3 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h3b8ef23699fc5385
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/alloc/src/boxed.rs:1636:9
[INFO] [stdout]   38:     0x56389d86d4f3 - std::sys::unix::thread::Thread::new::thread_start::ha57f5cba35f709b7
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys/unix/thread.rs:106:17
[INFO] [stdout]   39:     0x7f5a08585609 - start_thread
[INFO] [stdout]   40:     0x7f5a08357293 - clone
[INFO] [stdout]   41:                0x0 - <unknown>
[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:     0x56389d8664ac - std::backtrace_rs::backtrace::libunwind::trace::h51faa62df48810e4
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stdout]    1:     0x56389d8664ac - std::backtrace_rs::backtrace::trace_unsynchronized::h91de4d8e16d607e4
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x56389d8664ac - std::sys_common::backtrace::_print_fmt::h71b0935f97e4322c
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x56389d8664ac - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h9a78218788c14e18
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x56389d88acbc - core::fmt::write::h3381b3176fe2b3d3
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/core/src/fmt/mod.rs:1150:17
[INFO] [stdout]    5:     0x56389d8630f5 - std::io::Write::write_fmt::hb6383f24fe197d3c
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/io/mod.rs:1667:15
[INFO] [stdout]    6:     0x56389d868160 - std::sys_common::backtrace::_print::h4b77abc4d907ed0e
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x56389d868160 - std::sys_common::backtrace::print::hb170c60b542377ad
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x56389d868160 - std::panicking::default_hook::{{closure}}::h12bbda9af8901ee3
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:210:50
[INFO] [stdout]    9:     0x56389d867d52 - std::panicking::default_hook::h8c6c66d3f3ba6768
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:224:9
[INFO] [stdout]   10:     0x56389d868814 - std::panicking::rust_panic_with_hook::h36f2fa0bb09f4069
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:624:17
[INFO] [stdout]   11:     0x56389d8682f0 - std::panicking::begin_panic_handler::{{closure}}::h9c42b65a42d06a7a
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:521:13
[INFO] [stdout]   12:     0x56389d866974 - std::sys_common::backtrace::__rust_end_short_backtrace::hc791bddfe31e532c
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stdout]   13:     0x56389d868259 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:517:5
[INFO] [stdout]   14:     0x56389d7b8f2b - std::panicking::begin_panic_fmt::h32ac317c038a272d
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:460:5
[INFO] [stdout]   15:     0x56389d7ba32b - integration_test::integration_test_digest::hfa7202b0f80910b6
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/integration_test.rs:32:13
[INFO] [stdout]   16:     0x56389d7c15e0 - integration_test::integation_test_digests_with_datasets::h5ad41beba0847d5c
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/integration_test.rs:221:5
[INFO] [stdout]   17:     0x56389d7c15aa - integration_test::integation_test_digests_with_datasets::{{closure}}::h56ab685f1ba125dd
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/integration_test.rs:205:1
[INFO] [stdout]   18:     0x56389d7c799e - core::ops::function::FnOnce::call_once::h83a28053d3304e64
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   19:     0x56389d7fc6f3 - core::ops::function::FnOnce::call_once::h61555a204318cc58
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   20:     0x56389d7fc6f3 - test::__rust_begin_short_backtrace::h8331e7b1cc7a6e62
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/test/src/lib.rs:578:5
[INFO] [stdout]   21:     0x56389d7fb178 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h98582e597fa7f145
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/alloc/src/boxed.rs:1636:9
[INFO] [stdout]   22:     0x56389d7fb178 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h38fa7a0826ecff45
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   23:     0x56389d7fb178 - std::panicking::try::do_call::h5b27d1cfffaa9f87
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:403:40
[INFO] [stdout]   24:     0x56389d7fb178 - std::panicking::try::h86f7124b3264bcbe
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:367:19
[INFO] [stdout]   25:     0x56389d7fb178 - std::panic::catch_unwind::h42dadf3598df7528
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panic.rs:129:14
[INFO] [stdout]   26:     0x56389d7fb178 - test::run_test_in_process::h9d4b7510f0910050
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/test/src/lib.rs:601:18
[INFO] [stdout]   27:     0x56389d7fb178 - test::run_test::run_test_inner::{{closure}}::h9b17f1fd181fe294
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/test/src/lib.rs:493:39
[INFO] [stdout]   28:     0x56389d7c8cce - test::run_test::run_test_inner::{{closure}}::h476f9211dfec6075
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/test/src/lib.rs:520:37
[INFO] [stdout]   29:     0x56389d7c8cce - std::sys_common::backtrace::__rust_begin_short_backtrace::h5c2db6945645950d
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stdout]   30:     0x56389d7cd568 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h791169ea9ba5492d
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/thread/mod.rs:481:17
[INFO] [stdout]   31:     0x56389d7cd568 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::he930357ede3f4b4d
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   32:     0x56389d7cd568 - std::panicking::try::do_call::h0de4b1dd08a9aa80
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:403:40
[INFO] [stdout]   33:     0x56389d7cd568 - std::panicking::try::hf5b5c530df698d97
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:367:19
[INFO] [stdout]   34:     0x56389d7cd568 - std::panic::catch_unwind::hed97078f17dbf191
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panic.rs:129:14
[INFO] [stdout]   35:     0x56389d7cd568 - std::thread::Builder::spawn_unchecked::{{closure}}::h2e673950929cba93
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/thread/mod.rs:480:30
[INFO] [stdout]   36:     0x56389d7cd568 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h8e18ddd18a52f010
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   37:     0x56389d86d4f3 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hbbbb32ef11ea0ad2
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/alloc/src/boxed.rs:1636:9
[INFO] [stdout]   38:     0x56389d86d4f3 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h3b8ef23699fc5385
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/alloc/src/boxed.rs:1636:9
[INFO] [stdout]   39:     0x56389d86d4f3 - std::sys::unix::thread::Thread::new::thread_start::ha57f5cba35f709b7
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys/unix/thread.rs:106:17
[INFO] [stdout]   40:     0x7f5a08585609 - start_thread
[INFO] [stdout]   41:     0x7f5a08357293 - 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:     0x56389d8664ac - std::backtrace_rs::backtrace::libunwind::trace::h51faa62df48810e4
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stdout]    1:     0x56389d8664ac - std::backtrace_rs::backtrace::trace_unsynchronized::h91de4d8e16d607e4
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x56389d8664ac - std::sys_common::backtrace::_print_fmt::h71b0935f97e4322c
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x56389d8664ac - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h9a78218788c14e18
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x56389d88acbc - core::fmt::write::h3381b3176fe2b3d3
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/core/src/fmt/mod.rs:1150:17
[INFO] [stdout]    5:     0x56389d8630f5 - std::io::Write::write_fmt::hb6383f24fe197d3c
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/io/mod.rs:1667:15
[INFO] [stdout]    6:     0x56389d868160 - std::sys_common::backtrace::_print::h4b77abc4d907ed0e
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x56389d868160 - std::sys_common::backtrace::print::hb170c60b542377ad
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x56389d868160 - std::panicking::default_hook::{{closure}}::h12bbda9af8901ee3
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:210:50
[INFO] [stdout]    9:     0x56389d867d52 - std::panicking::default_hook::h8c6c66d3f3ba6768
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:224:9
[INFO] [stdout]   10:     0x56389d868814 - std::panicking::rust_panic_with_hook::h36f2fa0bb09f4069
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:624:17
[INFO] [stdout]   11:     0x56389d8682f0 - std::panicking::begin_panic_handler::{{closure}}::h9c42b65a42d06a7a
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:521:13
[INFO] [stdout]   12:     0x56389d866974 - std::sys_common::backtrace::__rust_end_short_backtrace::hc791bddfe31e532c
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stdout]   13:     0x56389d868259 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:517:5
[INFO] [stdout]   14:     0x56389d7b8f2b - std::panicking::begin_panic_fmt::h32ac317c038a272d
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:460:5
[INFO] [stdout]   15:     0x56389d7bdda1 - integration_test::integration_test_merge::h98ecf9b88f38dd9b
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/integration_test.rs:247:17
[INFO] [stdout]   16:     0x56389d7c1630 - integration_test::run_merge_test::hd854cabe4bfa5989
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/integration_test.rs:409:5
[INFO] [stdout]   17:     0x56389d7c15fa - integration_test::run_merge_test::{{closure}}::h752800f61b9d50cf
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/integration_test.rs:408:1
[INFO] [stdout]   18:     0x56389d7c7a1e - core::ops::function::FnOnce::call_once::ha604c3cca2e6fa12
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   19:     0x56389d7fc6f3 - core::ops::function::FnOnce::call_once::h61555a204318cc58
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   20:     0x56389d7fc6f3 - test::__rust_begin_short_backtrace::h8331e7b1cc7a6e62
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/test/src/lib.rs:578:5
[INFO] [stdout]   21:     0x56389d7fb178 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h98582e597fa7f145
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/alloc/src/boxed.rs:1636:9
[INFO] [stdout]   22:     0x56389d7fb178 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h38fa7a0826ecff45
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   23:     0x56389d7fb178 - std::panicking::try::do_call::h5b27d1cfffaa9f87
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:403:40
[INFO] [stdout]   24:     0x56389d7fb178 - std::panicking::try::h86f7124b3264bcbe
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:367:19
[INFO] [stdout]   25:     0x56389d7fb178 - std::panic::catch_unwind::h42dadf3598df7528
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panic.rs:129:14
[INFO] [stdout]   26:     0x56389d7fb178 - test::run_test_in_process::h9d4b7510f0910050
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/test/src/lib.rs:601:18
[INFO] [stdout]   27:     0x56389d7fb178 - test::run_test::run_test_inner::{{closure}}::h9b17f1fd181fe294
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/test/src/lib.rs:493:39
[INFO] [stdout]   28:     0x56389d7c8cce - test::run_test::run_test_inner::{{closure}}::h476f9211dfec6075
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/test/src/lib.rs:520:37
[INFO] [stdout]   29:     0x56389d7c8cce - std::sys_common::backtrace::__rust_begin_short_backtrace::h5c2db6945645950d
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stdout]   30:     0x56389d7cd568 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h791169ea9ba5492d
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/thread/mod.rs:481:17
[INFO] [stdout]   31:     0x56389d7cd568 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::he930357ede3f4b4d
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   32:     0x56389d7cd568 - std::panicking::try::do_call::h0de4b1dd08a9aa80
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:403:40
[INFO] [stdout]   33:     0x56389d7cd568 - std::panicking::try::hf5b5c530df698d97
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:367:19
[INFO] [stdout]   34:     0x56389d7cd568 - std::panic::catch_unwind::hed97078f17dbf191
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panic.rs:129:14
[INFO] [stdout]   35:     0x56389d7cd568 - std::thread::Builder::spawn_unchecked::{{closure}}::h2e673950929cba93
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/thread/mod.rs:480:30
[INFO] [stdout]   36:     0x56389d7cd568 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h8e18ddd18a52f010
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   37:     0x56389d86d4f3 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hbbbb32ef11ea0ad2
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/alloc/src/boxed.rs:1636:9
[INFO] [stdout]   38:     0x56389d86d4f3 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h3b8ef23699fc5385
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/alloc/src/boxed.rs:1636:9
[INFO] [stdout]   39:     0x56389d86d4f3 - std::sys::unix::thread::Thread::new::thread_start::ha57f5cba35f709b7
[INFO] [stdout]                                at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys/unix/thread.rs:106:17
[INFO] [stdout]   40:     0x7f5a08585609 - start_thread
[INFO] [stdout]   41:     0x7f5a08357293 - clone
[INFO] [stdout]   42:                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] running `Command { std: "docker" "inspect" "a5e06ee7379fc920f5a02a97ebb18b6d0babb69a6573700685c2247c2581a3ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5e06ee7379fc920f5a02a97ebb18b6d0babb69a6573700685c2247c2581a3ca", kill_on_drop: false }`
[INFO] [stdout] a5e06ee7379fc920f5a02a97ebb18b6d0babb69a6573700685c2247c2581a3ca