[INFO] fetching crate muyu 0.1.0...
[INFO] testing muyu-0.1.0 against try#a7ce54db9b096bd1098d07c645b489195a667c9f for pr-137940-2
[INFO] extracting crate muyu 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate muyu 0.1.0 on toolchain a7ce54db9b096bd1098d07c645b489195a667c9f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate muyu 0.1.0
[INFO] finished tweaking crates.io crate muyu 0.1.0
[INFO] tweaked toml for crates.io crate muyu 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate muyu 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 43668ac9fbef9bc33283e478364fd6ea3b67f113340773e045a2d1b8d5315d5e
[INFO] running `Command { std: "docker" "start" "-a" "43668ac9fbef9bc33283e478364fd6ea3b67f113340773e045a2d1b8d5315d5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "43668ac9fbef9bc33283e478364fd6ea3b67f113340773e045a2d1b8d5315d5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43668ac9fbef9bc33283e478364fd6ea3b67f113340773e045a2d1b8d5315d5e", kill_on_drop: false }`
[INFO] [stdout] 43668ac9fbef9bc33283e478364fd6ea3b67f113340773e045a2d1b8d5315d5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 11bb849f84534f386ec5610da4c83673d723175bbe0cf1917c56944c4ed84eac
[INFO] running `Command { std: "docker" "start" "-a" "11bb849f84534f386ec5610da4c83673d723175bbe0cf1917c56944c4ed84eac", kill_on_drop: false }`
[INFO] [stderr]    Compiling muyu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "11bb849f84534f386ec5610da4c83673d723175bbe0cf1917c56944c4ed84eac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11bb849f84534f386ec5610da4c83673d723175bbe0cf1917c56944c4ed84eac", kill_on_drop: false }`
[INFO] [stdout] 11bb849f84534f386ec5610da4c83673d723175bbe0cf1917c56944c4ed84eac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b7a82d6c4fc249f84d2bb19d659ed2755b7ddf180a39d2d4ad87bc98c849f28e
[INFO] running `Command { std: "docker" "start" "-a" "b7a82d6c4fc249f84d2bb19d659ed2755b7ddf180a39d2d4ad87bc98c849f28e", kill_on_drop: false }`
[INFO] [stderr]    Compiling muyu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "b7a82d6c4fc249f84d2bb19d659ed2755b7ddf180a39d2d4ad87bc98c849f28e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7a82d6c4fc249f84d2bb19d659ed2755b7ddf180a39d2d4ad87bc98c849f28e", kill_on_drop: false }`
[INFO] [stdout] b7a82d6c4fc249f84d2bb19d659ed2755b7ddf180a39d2d4ad87bc98c849f28e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 171d1eceba3124bf15eaef1d0187364b7f57a9db8742aac2cdf5b241de095eee
[INFO] running `Command { std: "docker" "start" "-a" "171d1eceba3124bf15eaef1d0187364b7f57a9db8742aac2cdf5b241de095eee", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/muyu-a5f0865dd4ff5d9f)
[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" "171d1eceba3124bf15eaef1d0187364b7f57a9db8742aac2cdf5b241de095eee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "171d1eceba3124bf15eaef1d0187364b7f57a9db8742aac2cdf5b241de095eee", kill_on_drop: false }`
[INFO] [stdout] 171d1eceba3124bf15eaef1d0187364b7f57a9db8742aac2cdf5b241de095eee