[INFO] fetching crate jfifdump 0.2.0...
[INFO] testing jfifdump-0.2.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate jfifdump 0.2.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate jfifdump 0.2.0 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 jfifdump 0.2.0
[INFO] finished tweaking crates.io crate jfifdump 0.2.0
[INFO] tweaked toml for crates.io crate jfifdump 0.2.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate jfifdump 0.2.0 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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 67ca4160a552fd3e918bfa29ff1839d3c78d8fa3602a0c822a3dcee30c882256
[INFO] running `Command { std: "docker" "start" "-a" "67ca4160a552fd3e918bfa29ff1839d3c78d8fa3602a0c822a3dcee30c882256", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67ca4160a552fd3e918bfa29ff1839d3c78d8fa3602a0c822a3dcee30c882256", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67ca4160a552fd3e918bfa29ff1839d3c78d8fa3602a0c822a3dcee30c882256", kill_on_drop: false }`
[INFO] [stdout] 67ca4160a552fd3e918bfa29ff1839d3c78d8fa3602a0c822a3dcee30c882256
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 950624f2386de276e5cb1b415e8f498342127a0c5eb0c10f1579e44f506609c2
[INFO] running `Command { std: "docker" "start" "-a" "950624f2386de276e5cb1b415e8f498342127a0c5eb0c10f1579e44f506609c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling jfifdump v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.34s
[INFO] running `Command { std: "docker" "inspect" "950624f2386de276e5cb1b415e8f498342127a0c5eb0c10f1579e44f506609c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "950624f2386de276e5cb1b415e8f498342127a0c5eb0c10f1579e44f506609c2", kill_on_drop: false }`
[INFO] [stdout] 950624f2386de276e5cb1b415e8f498342127a0c5eb0c10f1579e44f506609c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 69c310634b3d730b0ac25ec28fca0a72485fd3f5a851b874b60240ae2767fb5e
[INFO] running `Command { std: "docker" "start" "-a" "69c310634b3d730b0ac25ec28fca0a72485fd3f5a851b874b60240ae2767fb5e", kill_on_drop: false }`
[INFO] [stderr]    Compiling jfifdump v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "69c310634b3d730b0ac25ec28fca0a72485fd3f5a851b874b60240ae2767fb5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69c310634b3d730b0ac25ec28fca0a72485fd3f5a851b874b60240ae2767fb5e", kill_on_drop: false }`
[INFO] [stdout] 69c310634b3d730b0ac25ec28fca0a72485fd3f5a851b874b60240ae2767fb5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 4e821227d8b7a768da90af26930d42a012e79b6dfa86745347d97f8b42f076b1
[INFO] running `Command { std: "docker" "start" "-a" "4e821227d8b7a768da90af26930d42a012e79b6dfa86745347d97f8b42f076b1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/jfifdump-418404dc487f566c)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/jfifdump-140c6ca7adb202a0)
[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] [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 jfifdump
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 7) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4e821227d8b7a768da90af26930d42a012e79b6dfa86745347d97f8b42f076b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e821227d8b7a768da90af26930d42a012e79b6dfa86745347d97f8b42f076b1", kill_on_drop: false }`
[INFO] [stdout] 4e821227d8b7a768da90af26930d42a012e79b6dfa86745347d97f8b42f076b1