[INFO] cloning repository https://github.com/eikrt/nila
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/eikrt/nila" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feikrt%2Fnila", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feikrt%2Fnila'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b67932032efbb1079f2f508a18da60596f3bdf56
[INFO] testing eikrt/nila against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feikrt%2Fnila" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/eikrt/nila on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/eikrt/nila
[INFO] finished tweaking git repo https://github.com/eikrt/nila
[INFO] tweaked toml for git repo https://github.com/eikrt/nila written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/eikrt/nila already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", 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] 09ba3b210b3d181ca2bdf922d26e33e9532ab6eebbef5b7d21d9e5e21cf4eaa7
[INFO] running `Command { std: "docker" "start" "-a" "09ba3b210b3d181ca2bdf922d26e33e9532ab6eebbef5b7d21d9e5e21cf4eaa7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "09ba3b210b3d181ca2bdf922d26e33e9532ab6eebbef5b7d21d9e5e21cf4eaa7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09ba3b210b3d181ca2bdf922d26e33e9532ab6eebbef5b7d21d9e5e21cf4eaa7", kill_on_drop: false }`
[INFO] [stdout] 09ba3b210b3d181ca2bdf922d26e33e9532ab6eebbef5b7d21d9e5e21cf4eaa7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 053a42ec97894953184f1e55cd09142d4bd828baee5b9fadb38cb325b7e8cb81
[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" "053a42ec97894953184f1e55cd09142d4bd828baee5b9fadb38cb325b7e8cb81", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling dirs-sys v0.3.5
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling term v0.6.1
[INFO] [stderr]    Compiling nila v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::fs`
[INFO] [stdout]  --> src/visual/mod.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::fs;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/main.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let mut running = true;
[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: unused `Result` that must be used
[INFO] [stdout]   --> src/visual/mod.rs:24:3
[INFO] [stdout]    |
[INFO] [stdout] 24 |         writeln!(t,"Currently in directory: {}", pwd);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.55s
[INFO] running `Command { std: "docker" "inspect" "053a42ec97894953184f1e55cd09142d4bd828baee5b9fadb38cb325b7e8cb81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "053a42ec97894953184f1e55cd09142d4bd828baee5b9fadb38cb325b7e8cb81", kill_on_drop: false }`
[INFO] [stdout] 053a42ec97894953184f1e55cd09142d4bd828baee5b9fadb38cb325b7e8cb81
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", 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] ac738d7a286cd7a9345134f7204d7c13c1579a1e15542b26443e6f6f5a4e4743
[INFO] running `Command { std: "docker" "start" "-a" "ac738d7a286cd7a9345134f7204d7c13c1579a1e15542b26443e6f6f5a4e4743", kill_on_drop: false }`
[INFO] [stderr]    Compiling nila v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::fs`
[INFO] [stdout]  --> src/visual/mod.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::fs;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/main.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let mut running = true;
[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: unused `Result` that must be used
[INFO] [stdout]   --> src/visual/mod.rs:24:3
[INFO] [stdout]    |
[INFO] [stdout] 24 |         writeln!(t,"Currently in directory: {}", pwd);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "ac738d7a286cd7a9345134f7204d7c13c1579a1e15542b26443e6f6f5a4e4743", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac738d7a286cd7a9345134f7204d7c13c1579a1e15542b26443e6f6f5a4e4743", kill_on_drop: false }`
[INFO] [stdout] ac738d7a286cd7a9345134f7204d7c13c1579a1e15542b26443e6f6f5a4e4743
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7d87ec0df16054b54c8818eb06a925af6d7389f9f29a116d43d0777f8ab38917
[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" "7d87ec0df16054b54c8818eb06a925af6d7389f9f29a116d43d0777f8ab38917", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::fs`
[INFO] [stderr]  --> src/visual/mod.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::fs;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/main.rs:7:6
[INFO] [stderr]   |
[INFO] [stderr] 7 |     let mut running = true;
[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: unused `Result` that must be used
[INFO] [stderr]   --> src/visual/mod.rs:24:3
[INFO] [stderr]    |
[INFO] [stderr] 24 |         writeln!(t,"Currently in directory: {}", pwd);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/nila-1c11dab4ebb01140)
[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] running `Command { std: "docker" "inspect" "7d87ec0df16054b54c8818eb06a925af6d7389f9f29a116d43d0777f8ab38917", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d87ec0df16054b54c8818eb06a925af6d7389f9f29a116d43d0777f8ab38917", kill_on_drop: false }`
[INFO] [stdout] 7d87ec0df16054b54c8818eb06a925af6d7389f9f29a116d43d0777f8ab38917