[INFO] cloning repository https://github.com/Ploppz/experiment
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Ploppz/experiment" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPloppz%2Fexperiment", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPloppz%2Fexperiment'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ff9ee74fc6fb5580006b5a0719bb5cc6849c3fd1
[INFO] testing Ploppz/experiment against beta-2020-10-09 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPloppz%2Fexperiment" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Ploppz/experiment on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Ploppz/experiment
[INFO] removed path dependency plotlib from git repo https://github.com/Ploppz/experiment
[INFO] finished tweaking git repo https://github.com/Ploppz/experiment
[INFO] tweaked toml for git repo https://github.com/Ploppz/experiment written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/Ploppz/experiment already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (plotlib) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-5/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (plotlib) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded svg v0.7.2
[INFO] [stderr]   Downloaded plotlib v0.5.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3f95da2aba2a16e180765bfefbb6b7777798e53f4ed663c57f9bd20afa2d0500
[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" "3f95da2aba2a16e180765bfefbb6b7777798e53f4ed663c57f9bd20afa2d0500", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f95da2aba2a16e180765bfefbb6b7777798e53f4ed663c57f9bd20afa2d0500", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f95da2aba2a16e180765bfefbb6b7777798e53f4ed663c57f9bd20afa2d0500", kill_on_drop: false }`
[INFO] [stdout] 3f95da2aba2a16e180765bfefbb6b7777798e53f4ed663c57f9bd20afa2d0500
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc7bf2bd6756c28bd63bee95a9769c93539bbbb1ba66fd780a148a44d8a43202
[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" "cc7bf2bd6756c28bd63bee95a9769c93539bbbb1ba66fd780a148a44d8a43202", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (plotlib) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]    Compiling ndarray v0.12.1
[INFO] [stderr]    Compiling svg v0.7.2
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling serde_cbor v0.9.0
[INFO] [stderr]    Compiling bincode v1.3.1
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling plotlib v0.5.1
[INFO] [stderr]    Compiling experiment v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Deserialize`
[INFO] [stdout]  --> src/lib.rs:2:46
[INFO] [stdout]   |
[INFO] [stdout] 2 | use serde::{Serialize, de::DeserializeOwned, Deserialize};
[INFO] [stdout]   |                                              ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `bail`, `format_err`
[INFO] [stdout]  --> src/lib.rs:5:15
[INFO] [stdout]   |
[INFO] [stdout] 5 | use failure::{bail, format_err};
[INFO] [stdout]   |               ^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Array1`, `Array2`
[INFO] [stdout]  --> src/lib.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 | use ndarray::{Array1, Array2};
[INFO] [stdout]   |               ^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `repr`, `style::*`, `view::ContinuousView`
[INFO] [stdout]   --> src/lib.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout] 8  |     repr,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 9  |     style::*,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 10 |     view::ContinuousView,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `date`
[INFO] [stdout]   --> src/lib.rs:63:13
[INFO] [stdout]    |
[INFO] [stdout] 63 |         let date = Local::now();
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_date`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.19s
[INFO] running `Command { std: "docker" "inspect" "cc7bf2bd6756c28bd63bee95a9769c93539bbbb1ba66fd780a148a44d8a43202", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc7bf2bd6756c28bd63bee95a9769c93539bbbb1ba66fd780a148a44d8a43202", kill_on_drop: false }`
[INFO] [stdout] cc7bf2bd6756c28bd63bee95a9769c93539bbbb1ba66fd780a148a44d8a43202
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 21fd7023a03468935688a224d042849ea8534f0459ee5a2a052ca1ef9b85a15e
[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" "21fd7023a03468935688a224d042849ea8534f0459ee5a2a052ca1ef9b85a15e", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (plotlib) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]    Compiling experiment v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Deserialize`
[INFO] [stdout]  --> src/lib.rs:2:46
[INFO] [stdout]   |
[INFO] [stdout] 2 | use serde::{Serialize, de::DeserializeOwned, Deserialize};
[INFO] [stdout]   |                                              ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `bail`, `format_err`
[INFO] [stdout]  --> src/lib.rs:5:15
[INFO] [stdout]   |
[INFO] [stdout] 5 | use failure::{bail, format_err};
[INFO] [stdout]   |               ^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Array1`, `Array2`
[INFO] [stdout]  --> src/lib.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 | use ndarray::{Array1, Array2};
[INFO] [stdout]   |               ^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `repr`, `style::*`, `view::ContinuousView`
[INFO] [stdout]   --> src/lib.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout] 8  |     repr,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 9  |     style::*,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 10 |     view::ContinuousView,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `date`
[INFO] [stdout]   --> src/lib.rs:63:13
[INFO] [stdout]    |
[INFO] [stdout] 63 |         let date = Local::now();
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_date`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Deserialize`
[INFO] [stdout]  --> src/lib.rs:2:46
[INFO] [stdout]   |
[INFO] [stdout] 2 | use serde::{Serialize, de::DeserializeOwned, Deserialize};
[INFO] [stdout]   |                                              ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `bail`, `format_err`
[INFO] [stdout]  --> src/lib.rs:5:15
[INFO] [stdout]   |
[INFO] [stdout] 5 | use failure::{bail, format_err};
[INFO] [stdout]   |               ^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Array1`, `Array2`
[INFO] [stdout]  --> src/lib.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 | use ndarray::{Array1, Array2};
[INFO] [stdout]   |               ^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `repr`, `style::*`, `view::ContinuousView`
[INFO] [stdout]   --> src/lib.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout] 8  |     repr,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 9  |     style::*,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 10 |     view::ContinuousView,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `date`
[INFO] [stdout]   --> src/lib.rs:63:13
[INFO] [stdout]    |
[INFO] [stdout] 63 |         let date = Local::now();
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_date`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `Command { std: "docker" "inspect" "21fd7023a03468935688a224d042849ea8534f0459ee5a2a052ca1ef9b85a15e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21fd7023a03468935688a224d042849ea8534f0459ee5a2a052ca1ef9b85a15e", kill_on_drop: false }`
[INFO] [stdout] 21fd7023a03468935688a224d042849ea8534f0459ee5a2a052ca1ef9b85a15e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dc1a26bb2cd494478e22e6b8e250b94a4c219519f9ab307c5cfe262357b08965
[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" "dc1a26bb2cd494478e22e6b8e250b94a4c219519f9ab307c5cfe262357b08965", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (plotlib) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: unused import: `Deserialize`
[INFO] [stderr]  --> src/lib.rs:2:46
[INFO] [stderr]   |
[INFO] [stderr] 2 | use serde::{Serialize, de::DeserializeOwned, Deserialize};
[INFO] [stderr]   |                                              ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `bail`, `format_err`
[INFO] [stderr]  --> src/lib.rs:5:15
[INFO] [stderr]   |
[INFO] [stderr] 5 | use failure::{bail, format_err};
[INFO] [stderr]   |               ^^^^  ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Array1`, `Array2`
[INFO] [stderr]  --> src/lib.rs:6:15
[INFO] [stderr]   |
[INFO] [stderr] 6 | use ndarray::{Array1, Array2};
[INFO] [stderr]   |               ^^^^^^  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `repr`, `style::*`, `view::ContinuousView`
[INFO] [stderr]   --> src/lib.rs:8:5
[INFO] [stderr]    |
[INFO] [stderr] 8  |     repr,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 9  |     style::*,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 10 |     view::ContinuousView,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `date`
[INFO] [stderr]   --> src/lib.rs:63:13
[INFO] [stderr]    |
[INFO] [stderr] 63 |         let date = Local::now();
[INFO] [stderr]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_date`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Deserialize`
[INFO] [stderr]  --> src/lib.rs:2:46
[INFO] [stderr]   |
[INFO] [stderr] 2 | use serde::{Serialize, de::DeserializeOwned, Deserialize};
[INFO] [stderr]   |                                              ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `bail`, `format_err`
[INFO] [stderr]  --> src/lib.rs:5:15
[INFO] [stderr]   |
[INFO] [stderr] 5 | use failure::{bail, format_err};
[INFO] [stderr]   |               ^^^^  ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Array1`, `Array2`
[INFO] [stderr]  --> src/lib.rs:6:15
[INFO] [stderr]   |
[INFO] [stderr] 6 | use ndarray::{Array1, Array2};
[INFO] [stderr]   |               ^^^^^^  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `repr`, `style::*`, `view::ContinuousView`
[INFO] [stderr]   --> src/lib.rs:8:5
[INFO] [stderr]    |
[INFO] [stderr] 8  |     repr,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 9  |     style::*,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 10 |     view::ContinuousView,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `date`
[INFO] [stderr]   --> src/lib.rs:63:13
[INFO] [stderr]    |
[INFO] [stderr] 63 |         let date = Local::now();
[INFO] [stderr]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_date`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/experiment-fdefab13fd7572b3
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests experiment
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "dc1a26bb2cd494478e22e6b8e250b94a4c219519f9ab307c5cfe262357b08965", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc1a26bb2cd494478e22e6b8e250b94a4c219519f9ab307c5cfe262357b08965", kill_on_drop: false }`
[INFO] [stdout] dc1a26bb2cd494478e22e6b8e250b94a4c219519f9ab307c5cfe262357b08965
