[INFO] fetching crate testpackage 0.1.2...
[INFO] testing testpackage-0.1.2 against 1.55.0 for beta-1.56-1
[INFO] extracting crate testpackage 0.1.2 into /workspace/builds/worker-90/source
[INFO] validating manifest of crates.io crate testpackage 0.1.2 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate testpackage 0.1.2
[INFO] finished tweaking crates.io crate testpackage 0.1.2
[INFO] tweaked toml for crates.io crate testpackage 0.1.2 written to /workspace/builds/worker-90/source/Cargo.toml
[INFO] crate crates.io crate testpackage 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3aa648376c23367578aa93766941f0175c97d0d3bde68392964505ac8a3a9691
[INFO] running `Command { std: "docker" "start" "-a" "3aa648376c23367578aa93766941f0175c97d0d3bde68392964505ac8a3a9691", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3aa648376c23367578aa93766941f0175c97d0d3bde68392964505ac8a3a9691", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3aa648376c23367578aa93766941f0175c97d0d3bde68392964505ac8a3a9691", kill_on_drop: false }`
[INFO] [stdout] 3aa648376c23367578aa93766941f0175c97d0d3bde68392964505ac8a3a9691
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 87ac8121c9e8dff215ee9a61bd974d0dffd31baeef1a23559a9d70688990a5c7
[INFO] running `Command { std: "docker" "start" "-a" "87ac8121c9e8dff215ee9a61bd974d0dffd31baeef1a23559a9d70688990a5c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling testpackage v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "87ac8121c9e8dff215ee9a61bd974d0dffd31baeef1a23559a9d70688990a5c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87ac8121c9e8dff215ee9a61bd974d0dffd31baeef1a23559a9d70688990a5c7", kill_on_drop: false }`
[INFO] [stdout] 87ac8121c9e8dff215ee9a61bd974d0dffd31baeef1a23559a9d70688990a5c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74764ea5109e540d6d0b1ab6edb7ca1b48d7ae0314600f8e7ff7977adb2e549e
[INFO] running `Command { std: "docker" "start" "-a" "74764ea5109e540d6d0b1ab6edb7ca1b48d7ae0314600f8e7ff7977adb2e549e", kill_on_drop: false }`
[INFO] [stderr]    Compiling testpackage v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "74764ea5109e540d6d0b1ab6edb7ca1b48d7ae0314600f8e7ff7977adb2e549e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74764ea5109e540d6d0b1ab6edb7ca1b48d7ae0314600f8e7ff7977adb2e549e", kill_on_drop: false }`
[INFO] [stdout] 74764ea5109e540d6d0b1ab6edb7ca1b48d7ae0314600f8e7ff7977adb2e549e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3d0a82863787a6f9eca34e8b41602d9e51d59709241d6b70389a85f57d512d46
[INFO] running `Command { std: "docker" "start" "-a" "3d0a82863787a6f9eca34e8b41602d9e51d59709241d6b70389a85f57d512d46", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.50s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/testpackage-f196520f29636afb)
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/testpackage-86aec78655ae0e3c)
[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] [stderr]    Doc-tests testpackage
[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" "3d0a82863787a6f9eca34e8b41602d9e51d59709241d6b70389a85f57d512d46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d0a82863787a6f9eca34e8b41602d9e51d59709241d6b70389a85f57d512d46", kill_on_drop: false }`
[INFO] [stdout] 3d0a82863787a6f9eca34e8b41602d9e51d59709241d6b70389a85f57d512d46