[INFO] fetching crate mdconv 0.3.0...
[INFO] testing mdconv-0.3.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate mdconv 0.3.0 into /workspace/builds/worker-98/source
[INFO] validating manifest of crates.io crate mdconv 0.3.0 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 mdconv 0.3.0
[INFO] finished tweaking crates.io crate mdconv 0.3.0
[INFO] tweaked toml for crates.io crate mdconv 0.3.0 written to /workspace/builds/worker-98/source/Cargo.toml
[INFO] crate crates.io crate mdconv 0.3.0 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pulldown-cmark v0.7.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/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] 1cda839601c628add048c353bd960cecfed807286bfd20f6f35b5dc4fe279608
[INFO] running `Command { std: "docker" "start" "-a" "1cda839601c628add048c353bd960cecfed807286bfd20f6f35b5dc4fe279608", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1cda839601c628add048c353bd960cecfed807286bfd20f6f35b5dc4fe279608", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cda839601c628add048c353bd960cecfed807286bfd20f6f35b5dc4fe279608", kill_on_drop: false }`
[INFO] [stdout] 1cda839601c628add048c353bd960cecfed807286bfd20f6f35b5dc4fe279608
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/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] abb428b279518c9ddf9117f90056d98321547a368bb91bb9ad083e4d399db525
[INFO] running `Command { std: "docker" "start" "-a" "abb428b279518c9ddf9117f90056d98321547a368bb91bb9ad083e4d399db525", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling pulldown-cmark v0.7.1
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling mdconv v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.15s
[INFO] running `Command { std: "docker" "inspect" "abb428b279518c9ddf9117f90056d98321547a368bb91bb9ad083e4d399db525", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abb428b279518c9ddf9117f90056d98321547a368bb91bb9ad083e4d399db525", kill_on_drop: false }`
[INFO] [stdout] abb428b279518c9ddf9117f90056d98321547a368bb91bb9ad083e4d399db525
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/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] e5e5303c685a4480f0ce2c9ebd50a06282322b5a66be111de3c71f05aff4954c
[INFO] running `Command { std: "docker" "start" "-a" "e5e5303c685a4480f0ce2c9ebd50a06282322b5a66be111de3c71f05aff4954c", kill_on_drop: false }`
[INFO] [stderr]    Compiling mdconv v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `Command { std: "docker" "inspect" "e5e5303c685a4480f0ce2c9ebd50a06282322b5a66be111de3c71f05aff4954c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5e5303c685a4480f0ce2c9ebd50a06282322b5a66be111de3c71f05aff4954c", kill_on_drop: false }`
[INFO] [stdout] e5e5303c685a4480f0ce2c9ebd50a06282322b5a66be111de3c71f05aff4954c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/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] ce16956f35d68f776cdbdb19ef1898195504f950247d424d860eaa81cee32231
[INFO] running `Command { std: "docker" "start" "-a" "ce16956f35d68f776cdbdb19ef1898195504f950247d424d860eaa81cee32231", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mdconv-550e3e44f23918fa)
[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" "ce16956f35d68f776cdbdb19ef1898195504f950247d424d860eaa81cee32231", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce16956f35d68f776cdbdb19ef1898195504f950247d424d860eaa81cee32231", kill_on_drop: false }`
[INFO] [stdout] ce16956f35d68f776cdbdb19ef1898195504f950247d424d860eaa81cee32231