[INFO] fetching crate helios 0.1.0...
[INFO] testing helios-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate helios 0.1.0 into /workspace/builds/worker-26/source
[INFO] validating manifest of crates.io crate helios 0.1.0 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 helios 0.1.0
[INFO] finished tweaking crates.io crate helios 0.1.0
[INFO] tweaked toml for crates.io crate helios 0.1.0 written to /workspace/builds/worker-26/source/Cargo.toml
[INFO] crate crates.io crate helios 0.1.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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] d581ed585a114bdfca2f70c88efff0fe4d4334431a008cb41a22589ebbf7e3d4
[INFO] running `Command { std: "docker" "start" "-a" "d581ed585a114bdfca2f70c88efff0fe4d4334431a008cb41a22589ebbf7e3d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d581ed585a114bdfca2f70c88efff0fe4d4334431a008cb41a22589ebbf7e3d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d581ed585a114bdfca2f70c88efff0fe4d4334431a008cb41a22589ebbf7e3d4", kill_on_drop: false }`
[INFO] [stdout] d581ed585a114bdfca2f70c88efff0fe4d4334431a008cb41a22589ebbf7e3d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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] 4e166cfb207aa15d77be29f7cab05832136ff3872835aae142e96e6e812f7129
[INFO] running `Command { std: "docker" "start" "-a" "4e166cfb207aa15d77be29f7cab05832136ff3872835aae142e96e6e812f7129", kill_on_drop: false }`
[INFO] [stderr]    Compiling helios v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `Command { std: "docker" "inspect" "4e166cfb207aa15d77be29f7cab05832136ff3872835aae142e96e6e812f7129", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e166cfb207aa15d77be29f7cab05832136ff3872835aae142e96e6e812f7129", kill_on_drop: false }`
[INFO] [stdout] 4e166cfb207aa15d77be29f7cab05832136ff3872835aae142e96e6e812f7129
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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] 2638404fad9fc9b732f8a0e6e37596cddad3b65b083eaa05660689e93b32434a
[INFO] running `Command { std: "docker" "start" "-a" "2638404fad9fc9b732f8a0e6e37596cddad3b65b083eaa05660689e93b32434a", kill_on_drop: false }`
[INFO] [stderr]    Compiling helios v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.48s
[INFO] running `Command { std: "docker" "inspect" "2638404fad9fc9b732f8a0e6e37596cddad3b65b083eaa05660689e93b32434a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2638404fad9fc9b732f8a0e6e37596cddad3b65b083eaa05660689e93b32434a", kill_on_drop: false }`
[INFO] [stdout] 2638404fad9fc9b732f8a0e6e37596cddad3b65b083eaa05660689e93b32434a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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] b2c0507ccd17fa5e4696f578cb57681cfed5e424d5dcb56677b351f82b89a7d7
[INFO] running `Command { std: "docker" "start" "-a" "b2c0507ccd17fa5e4696f578cb57681cfed5e424d5dcb56677b351f82b89a7d7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.26s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/helios-9c591f1d6538d4c1)
[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" "b2c0507ccd17fa5e4696f578cb57681cfed5e424d5dcb56677b351f82b89a7d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2c0507ccd17fa5e4696f578cb57681cfed5e424d5dcb56677b351f82b89a7d7", kill_on_drop: false }`
[INFO] [stdout] b2c0507ccd17fa5e4696f578cb57681cfed5e424d5dcb56677b351f82b89a7d7