[INFO] cloning repository https://github.com/perlchild/MStar
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/perlchild/MStar" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fperlchild%2FMStar", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fperlchild%2FMStar'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8bed3593379729137798d4c67d4b3c112b1034c9
[INFO] testing perlchild/MStar against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fperlchild%2FMStar" "/workspace/builds/worker-94/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-94/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/perlchild/MStar 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/perlchild/MStar
[INFO] finished tweaking git repo https://github.com/perlchild/MStar
[INFO] tweaked toml for git repo https://github.com/perlchild/MStar written to /workspace/builds/worker-94/source/Cargo.toml
[INFO] crate git repo https://github.com/perlchild/MStar 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-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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] a59eb5d3642a879839333ee0737e854e463725e9131ef215f2a2b6c6f2d4f902
[INFO] running `Command { std: "docker" "start" "-a" "a59eb5d3642a879839333ee0737e854e463725e9131ef215f2a2b6c6f2d4f902", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a59eb5d3642a879839333ee0737e854e463725e9131ef215f2a2b6c6f2d4f902", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a59eb5d3642a879839333ee0737e854e463725e9131ef215f2a2b6c6f2d4f902", kill_on_drop: false }`
[INFO] [stdout] a59eb5d3642a879839333ee0737e854e463725e9131ef215f2a2b6c6f2d4f902
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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] 093416d35651d2c36ad2e3bf76ddec0a3f1bed94b6f3a2b1352157f82cdabac0
[INFO] running `Command { std: "docker" "start" "-a" "093416d35651d2c36ad2e3bf76ddec0a3f1bed94b6f3a2b1352157f82cdabac0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling MStar v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `MStar` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `mstar`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `Command { std: "docker" "inspect" "093416d35651d2c36ad2e3bf76ddec0a3f1bed94b6f3a2b1352157f82cdabac0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "093416d35651d2c36ad2e3bf76ddec0a3f1bed94b6f3a2b1352157f82cdabac0", kill_on_drop: false }`
[INFO] [stdout] 093416d35651d2c36ad2e3bf76ddec0a3f1bed94b6f3a2b1352157f82cdabac0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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] 362a3f3c8121d87ef0ab44701b2a351cf3a60ac65b18aff2f96f09a0c004e08a
[INFO] running `Command { std: "docker" "start" "-a" "362a3f3c8121d87ef0ab44701b2a351cf3a60ac65b18aff2f96f09a0c004e08a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling MStar v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `MStar` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `mstar`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.17s
[INFO] running `Command { std: "docker" "inspect" "362a3f3c8121d87ef0ab44701b2a351cf3a60ac65b18aff2f96f09a0c004e08a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "362a3f3c8121d87ef0ab44701b2a351cf3a60ac65b18aff2f96f09a0c004e08a", kill_on_drop: false }`
[INFO] [stdout] 362a3f3c8121d87ef0ab44701b2a351cf3a60ac65b18aff2f96f09a0c004e08a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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] ae725f2d03b0a43c4af10b08cf57518ddd1184cf3501a502e5c7434114f582df
[INFO] running `Command { std: "docker" "start" "-a" "ae725f2d03b0a43c4af10b08cf57518ddd1184cf3501a502e5c7434114f582df", kill_on_drop: false }`
[INFO] [stderr] warning: crate `MStar` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `mstar`
[INFO] [stderr] 
[INFO] [stderr] warning: `MStar` (bin "MStar" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/MStar-2fc374e254bb48f6)
[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" "ae725f2d03b0a43c4af10b08cf57518ddd1184cf3501a502e5c7434114f582df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae725f2d03b0a43c4af10b08cf57518ddd1184cf3501a502e5c7434114f582df", kill_on_drop: false }`
[INFO] [stdout] ae725f2d03b0a43c4af10b08cf57518ddd1184cf3501a502e5c7434114f582df