[INFO] fetching crate mf 0.1.2...
[INFO] testing mf-0.1.2 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate mf 0.1.2 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate mf 0.1.2 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mf 0.1.2
[INFO] finished tweaking crates.io crate mf 0.1.2
[INFO] tweaked toml for crates.io crate mf 0.1.2 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate mf 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c662f95d8cd9a90255bea5408565cd78bdd30d3fe4c3dd4258735bbf09c4b253
[INFO] running `Command { std: "docker" "start" "-a" "c662f95d8cd9a90255bea5408565cd78bdd30d3fe4c3dd4258735bbf09c4b253", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c662f95d8cd9a90255bea5408565cd78bdd30d3fe4c3dd4258735bbf09c4b253", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c662f95d8cd9a90255bea5408565cd78bdd30d3fe4c3dd4258735bbf09c4b253", kill_on_drop: false }`
[INFO] [stdout] c662f95d8cd9a90255bea5408565cd78bdd30d3fe4c3dd4258735bbf09c4b253
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58f98b7abc30af1e9ad75e1e4fd98957fa1d1de743ec5acbd9ebe6601ec3b948
[INFO] running `Command { std: "docker" "start" "-a" "58f98b7abc30af1e9ad75e1e4fd98957fa1d1de743ec5acbd9ebe6601ec3b948", kill_on_drop: false }`
[INFO] [stderr]    Compiling mf v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "58f98b7abc30af1e9ad75e1e4fd98957fa1d1de743ec5acbd9ebe6601ec3b948", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58f98b7abc30af1e9ad75e1e4fd98957fa1d1de743ec5acbd9ebe6601ec3b948", kill_on_drop: false }`
[INFO] [stdout] 58f98b7abc30af1e9ad75e1e4fd98957fa1d1de743ec5acbd9ebe6601ec3b948
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9bd3ccf8c850a40d170540753be0559d1a6686839de00e33e6e13a41694f9f1
[INFO] running `Command { std: "docker" "start" "-a" "a9bd3ccf8c850a40d170540753be0559d1a6686839de00e33e6e13a41694f9f1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling mf v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.37s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/mf-89c14a019af2480b)
[INFO] running `Command { std: "docker" "inspect" "a9bd3ccf8c850a40d170540753be0559d1a6686839de00e33e6e13a41694f9f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9bd3ccf8c850a40d170540753be0559d1a6686839de00e33e6e13a41694f9f1", kill_on_drop: false }`
[INFO] [stdout] a9bd3ccf8c850a40d170540753be0559d1a6686839de00e33e6e13a41694f9f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1346d898cc998e67854f7d8a7a0c12e40667c66e321a54ae2b1652fed6888132
[INFO] running `Command { std: "docker" "start" "-a" "1346d898cc998e67854f7d8a7a0c12e40667c66e321a54ae2b1652fed6888132", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/mf-89c14a019af2480b)
[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" "1346d898cc998e67854f7d8a7a0c12e40667c66e321a54ae2b1652fed6888132", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1346d898cc998e67854f7d8a7a0c12e40667c66e321a54ae2b1652fed6888132", kill_on_drop: false }`
[INFO] [stdout] 1346d898cc998e67854f7d8a7a0c12e40667c66e321a54ae2b1652fed6888132