[INFO] fetching crate pro_core 0.0.0...
[INFO] testing pro_core-0.0.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate pro_core 0.0.0 into /workspace/builds/worker-30/source
[INFO] validating manifest of crates.io crate pro_core 0.0.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pro_core 0.0.0
[INFO] finished tweaking crates.io crate pro_core 0.0.0
[INFO] tweaked toml for crates.io crate pro_core 0.0.0 written to /workspace/builds/worker-30/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d30f44688c4f9621a34e57dc8b71b4f10ccbeafb716312becaea6cd6c03805fd
[INFO] running `Command { std: "docker" "start" "-a" "d30f44688c4f9621a34e57dc8b71b4f10ccbeafb716312becaea6cd6c03805fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d30f44688c4f9621a34e57dc8b71b4f10ccbeafb716312becaea6cd6c03805fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d30f44688c4f9621a34e57dc8b71b4f10ccbeafb716312becaea6cd6c03805fd", kill_on_drop: false }`
[INFO] [stdout] d30f44688c4f9621a34e57dc8b71b4f10ccbeafb716312becaea6cd6c03805fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f5ff5c2397e199fd4662a03c2d1667edefd73b0627d7dc1d5b6883be2b1b891
[INFO] running `Command { std: "docker" "start" "-a" "1f5ff5c2397e199fd4662a03c2d1667edefd73b0627d7dc1d5b6883be2b1b891", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling pro_core v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.85s
[INFO] running `Command { std: "docker" "inspect" "1f5ff5c2397e199fd4662a03c2d1667edefd73b0627d7dc1d5b6883be2b1b891", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f5ff5c2397e199fd4662a03c2d1667edefd73b0627d7dc1d5b6883be2b1b891", kill_on_drop: false }`
[INFO] [stdout] 1f5ff5c2397e199fd4662a03c2d1667edefd73b0627d7dc1d5b6883be2b1b891
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a073ccbcf1d321bf718d564ff030cf1d18870bcf3ae76970cd591ba2e60a1c6
[INFO] running `Command { std: "docker" "start" "-a" "4a073ccbcf1d321bf718d564ff030cf1d18870bcf3ae76970cd591ba2e60a1c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling pro_core v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "4a073ccbcf1d321bf718d564ff030cf1d18870bcf3ae76970cd591ba2e60a1c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a073ccbcf1d321bf718d564ff030cf1d18870bcf3ae76970cd591ba2e60a1c6", kill_on_drop: false }`
[INFO] [stdout] 4a073ccbcf1d321bf718d564ff030cf1d18870bcf3ae76970cd591ba2e60a1c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1ec744f7229ddcf529fa7569960c192945479897ee3f1cb3e54205565a1734da
[INFO] running `Command { std: "docker" "start" "-a" "1ec744f7229ddcf529fa7569960c192945479897ee3f1cb3e54205565a1734da", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.21s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/pro_core-01c5d9b90e47d7ec)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests pro_core
[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" "1ec744f7229ddcf529fa7569960c192945479897ee3f1cb3e54205565a1734da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ec744f7229ddcf529fa7569960c192945479897ee3f1cb3e54205565a1734da", kill_on_drop: false }`
[INFO] [stdout] 1ec744f7229ddcf529fa7569960c192945479897ee3f1cb3e54205565a1734da