[INFO] fetching crate serde_fmt 1.0.1...
[INFO] testing serde_fmt-1.0.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate serde_fmt 1.0.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate serde_fmt 1.0.1 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 serde_fmt 1.0.1
[INFO] finished tweaking crates.io crate serde_fmt 1.0.1
[INFO] tweaked toml for crates.io crate serde_fmt 1.0.1 written to /workspace/builds/worker-10/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 69ef512a7c51a00c55efe12770ec353dd9f95dd60acf2f61ee877cdf6f7ac0d0
[INFO] running `Command { std: "docker" "start" "-a" "69ef512a7c51a00c55efe12770ec353dd9f95dd60acf2f61ee877cdf6f7ac0d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "69ef512a7c51a00c55efe12770ec353dd9f95dd60acf2f61ee877cdf6f7ac0d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69ef512a7c51a00c55efe12770ec353dd9f95dd60acf2f61ee877cdf6f7ac0d0", kill_on_drop: false }`
[INFO] [stdout] 69ef512a7c51a00c55efe12770ec353dd9f95dd60acf2f61ee877cdf6f7ac0d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 72fdab4dee48f42435a75bb217743f833135a68e939ee8624cb770c451c936dc
[INFO] running `Command { std: "docker" "start" "-a" "72fdab4dee48f42435a75bb217743f833135a68e939ee8624cb770c451c936dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling serde_fmt v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.84s
[INFO] running `Command { std: "docker" "inspect" "72fdab4dee48f42435a75bb217743f833135a68e939ee8624cb770c451c936dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72fdab4dee48f42435a75bb217743f833135a68e939ee8624cb770c451c936dc", kill_on_drop: false }`
[INFO] [stdout] 72fdab4dee48f42435a75bb217743f833135a68e939ee8624cb770c451c936dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] a1514908271d69bfcbf50a23de0029e4f29c5d555fcb3e67b54ec524e6f519e9
[INFO] running `Command { std: "docker" "start" "-a" "a1514908271d69bfcbf50a23de0029e4f29c5d555fcb3e67b54ec524e6f519e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_fmt v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "a1514908271d69bfcbf50a23de0029e4f29c5d555fcb3e67b54ec524e6f519e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1514908271d69bfcbf50a23de0029e4f29c5d555fcb3e67b54ec524e6f519e9", kill_on_drop: false }`
[INFO] [stdout] a1514908271d69bfcbf50a23de0029e4f29c5d555fcb3e67b54ec524e6f519e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 7013855a8acde70280657afb1ea53dd9ee396ebc504e434f02c808a19c8d4139
[INFO] running `Command { std: "docker" "start" "-a" "7013855a8acde70280657afb1ea53dd9ee396ebc504e434f02c808a19c8d4139", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/serde_fmt-3179c9272d5e4dbf)
[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 serde_fmt
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 29) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.22s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7013855a8acde70280657afb1ea53dd9ee396ebc504e434f02c808a19c8d4139", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7013855a8acde70280657afb1ea53dd9ee396ebc504e434f02c808a19c8d4139", kill_on_drop: false }`
[INFO] [stdout] 7013855a8acde70280657afb1ea53dd9ee396ebc504e434f02c808a19c8d4139