[INFO] fetching crate snap7 0.0.1...
[INFO] testing snap7-0.0.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate snap7 0.0.1 into /workspace/builds/worker-116/source
[INFO] validating manifest of crates.io crate snap7 0.0.1 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 snap7 0.0.1
[INFO] finished tweaking crates.io crate snap7 0.0.1
[INFO] tweaked toml for crates.io crate snap7 0.0.1 written to /workspace/builds/worker-116/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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" "+1.55.0" "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-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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] cf3ffb5a98f0812edae3b86d00e7fb7449d709e1d401d9e1731556da27d53016
[INFO] running `Command { std: "docker" "start" "-a" "cf3ffb5a98f0812edae3b86d00e7fb7449d709e1d401d9e1731556da27d53016", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf3ffb5a98f0812edae3b86d00e7fb7449d709e1d401d9e1731556da27d53016", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf3ffb5a98f0812edae3b86d00e7fb7449d709e1d401d9e1731556da27d53016", kill_on_drop: false }`
[INFO] [stdout] cf3ffb5a98f0812edae3b86d00e7fb7449d709e1d401d9e1731556da27d53016
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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] 63d2f4d427c09861a83463942f676edb4fbb6de5ba0e090a021aa8a6ebfc34a2
[INFO] running `Command { std: "docker" "start" "-a" "63d2f4d427c09861a83463942f676edb4fbb6de5ba0e090a021aa8a6ebfc34a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling snap7 v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.77s
[INFO] running `Command { std: "docker" "inspect" "63d2f4d427c09861a83463942f676edb4fbb6de5ba0e090a021aa8a6ebfc34a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63d2f4d427c09861a83463942f676edb4fbb6de5ba0e090a021aa8a6ebfc34a2", kill_on_drop: false }`
[INFO] [stdout] 63d2f4d427c09861a83463942f676edb4fbb6de5ba0e090a021aa8a6ebfc34a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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] dba3f955df74bc37e44b0136f567537d2a283be31dc5497c3d0c09ae1ddf56f0
[INFO] running `Command { std: "docker" "start" "-a" "dba3f955df74bc37e44b0136f567537d2a283be31dc5497c3d0c09ae1ddf56f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling snap7 v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "dba3f955df74bc37e44b0136f567537d2a283be31dc5497c3d0c09ae1ddf56f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dba3f955df74bc37e44b0136f567537d2a283be31dc5497c3d0c09ae1ddf56f0", kill_on_drop: false }`
[INFO] [stdout] dba3f955df74bc37e44b0136f567537d2a283be31dc5497c3d0c09ae1ddf56f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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] 6fe3b4fe59d239f63064a305f462d971430c36c866563b327497bcbdaf9c4a1b
[INFO] running `Command { std: "docker" "start" "-a" "6fe3b4fe59d239f63064a305f462d971430c36c866563b327497bcbdaf9c4a1b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/snap7-5483158955aed6bd)
[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 snap7
[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" "6fe3b4fe59d239f63064a305f462d971430c36c866563b327497bcbdaf9c4a1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fe3b4fe59d239f63064a305f462d971430c36c866563b327497bcbdaf9c4a1b", kill_on_drop: false }`
[INFO] [stdout] 6fe3b4fe59d239f63064a305f462d971430c36c866563b327497bcbdaf9c4a1b