[INFO] fetching crate fitstat 0.1.2...
[INFO] testing fitstat-0.1.2 against 1.55.0 for beta-1.56-1
[INFO] extracting crate fitstat 0.1.2 into /workspace/builds/worker-33/source
[INFO] validating manifest of crates.io crate fitstat 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 fitstat 0.1.2
[INFO] finished tweaking crates.io crate fitstat 0.1.2
[INFO] tweaked toml for crates.io crate fitstat 0.1.2 written to /workspace/builds/worker-33/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]  Downloading crates ...
[INFO] [stderr]   Downloaded serialport v3.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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] 255e83b6daf82a17954aa3840fbc2526fa992a8227fee8cd79f6ca8aae13665b
[INFO] running `Command { std: "docker" "start" "-a" "255e83b6daf82a17954aa3840fbc2526fa992a8227fee8cd79f6ca8aae13665b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "255e83b6daf82a17954aa3840fbc2526fa992a8227fee8cd79f6ca8aae13665b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "255e83b6daf82a17954aa3840fbc2526fa992a8227fee8cd79f6ca8aae13665b", kill_on_drop: false }`
[INFO] [stdout] 255e83b6daf82a17954aa3840fbc2526fa992a8227fee8cd79f6ca8aae13665b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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] 92935665f39e9dc2ebb02f540d698f88b5810ea23f6108cb57f004a3082eb194
[INFO] running `Command { std: "docker" "start" "-a" "92935665f39e9dc2ebb02f540d698f88b5810ea23f6108cb57f004a3082eb194", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling libudev v0.2.0
[INFO] [stderr]    Compiling serialport v3.3.0
[INFO] [stderr]    Compiling fitstat v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.83s
[INFO] running `Command { std: "docker" "inspect" "92935665f39e9dc2ebb02f540d698f88b5810ea23f6108cb57f004a3082eb194", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92935665f39e9dc2ebb02f540d698f88b5810ea23f6108cb57f004a3082eb194", kill_on_drop: false }`
[INFO] [stdout] 92935665f39e9dc2ebb02f540d698f88b5810ea23f6108cb57f004a3082eb194
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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] a13e6372f054bd78a03dec26bf9f5a9260d437f902d4b307e6851208308eafee
[INFO] running `Command { std: "docker" "start" "-a" "a13e6372f054bd78a03dec26bf9f5a9260d437f902d4b307e6851208308eafee", kill_on_drop: false }`
[INFO] [stderr]    Compiling fitstat v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "a13e6372f054bd78a03dec26bf9f5a9260d437f902d4b307e6851208308eafee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a13e6372f054bd78a03dec26bf9f5a9260d437f902d4b307e6851208308eafee", kill_on_drop: false }`
[INFO] [stdout] a13e6372f054bd78a03dec26bf9f5a9260d437f902d4b307e6851208308eafee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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] eab13e5e472f0b25fd877ffbb2f4c340094381c9c339904683f81d711695fb13
[INFO] running `Command { std: "docker" "start" "-a" "eab13e5e472f0b25fd877ffbb2f4c340094381c9c339904683f81d711695fb13", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fitstat-d9e903a67ec7d1ba)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fitstat
[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] [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" "eab13e5e472f0b25fd877ffbb2f4c340094381c9c339904683f81d711695fb13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eab13e5e472f0b25fd877ffbb2f4c340094381c9c339904683f81d711695fb13", kill_on_drop: false }`
[INFO] [stdout] eab13e5e472f0b25fd877ffbb2f4c340094381c9c339904683f81d711695fb13