[INFO] fetching crate contract-metadata 4.1.2...
[INFO] checking contract-metadata-4.1.2 against master#8549802939cd01111c46e34a7b67cb1933977af9 for pr-132712
[INFO] extracting crate contract-metadata 4.1.2 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate contract-metadata 4.1.2 on toolchain 8549802939cd01111c46e34a7b67cb1933977af9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8549802939cd01111c46e34a7b67cb1933977af9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate contract-metadata 4.1.2
[INFO] finished tweaking crates.io crate contract-metadata 4.1.2
[INFO] tweaked toml for crates.io crate contract-metadata 4.1.2 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8549802939cd01111c46e34a7b67cb1933977af9" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 47 packages to latest compatible versions
[INFO] [stderr]       Adding impl-serde v0.4.0 (available: v0.5.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8549802939cd01111c46e34a7b67cb1933977af9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded diff v0.1.13
[INFO] [stderr]   Downloaded pretty_assertions v1.4.1
[INFO] [stderr]   Downloaded impl-serde v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+8549802939cd01111c46e34a7b67cb1933977af9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 25f0dc887a317e0f48feb395dbb6c7880d12d3e0c1e1eb6ab26e6bb04d997e6e
[INFO] running `Command { std: "docker" "start" "-a" "25f0dc887a317e0f48feb395dbb6c7880d12d3e0c1e1eb6ab26e6bb04d997e6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "25f0dc887a317e0f48feb395dbb6c7880d12d3e0c1e1eb6ab26e6bb04d997e6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25f0dc887a317e0f48feb395dbb6c7880d12d3e0c1e1eb6ab26e6bb04d997e6e", kill_on_drop: false }`
[INFO] [stdout] 25f0dc887a317e0f48feb395dbb6c7880d12d3e0c1e1eb6ab26e6bb04d997e6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+8549802939cd01111c46e34a7b67cb1933977af9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a2ef134eeac39f44465784c98ed069592548c859adacec3457299d6e9b787c59
[INFO] running `Command { std: "docker" "start" "-a" "a2ef134eeac39f44465784c98ed069592548c859adacec3457299d6e9b787c59", kill_on_drop: false }`
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking writeable v0.5.5
[INFO] [stderr]     Checking litemap v0.7.3
[INFO] [stderr]    Compiling serde v1.0.214
[INFO] [stderr]     Checking icu_locid_transform_data v1.5.0
[INFO] [stderr]     Checking icu_properties_data v1.5.0
[INFO] [stderr]     Checking write16 v1.0.0
[INFO] [stderr]     Checking icu_normalizer_data v1.5.0
[INFO] [stderr]     Checking utf8_iter v1.0.4
[INFO] [stderr]     Checking utf16_iter v1.0.5
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]    Compiling semver v1.0.23
[INFO] [stderr]     Checking percent-encoding v2.3.1
[INFO] [stderr]    Compiling syn v2.0.87
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]     Checking pretty_assertions v1.4.1
[INFO] [stderr]    Compiling synstructure v0.13.1
[INFO] [stderr]    Compiling zerofrom-derive v0.1.4
[INFO] [stderr]    Compiling yoke-derive v0.7.4
[INFO] [stderr]    Compiling zerovec-derive v0.10.3
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling icu_provider_macros v1.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.214
[INFO] [stderr]     Checking zerofrom v0.1.4
[INFO] [stderr]     Checking yoke v0.7.4
[INFO] [stderr]     Checking zerovec v0.10.4
[INFO] [stderr]     Checking tinystr v0.7.6
[INFO] [stderr]     Checking icu_collections v1.5.0
[INFO] [stderr]     Checking icu_locid v1.5.0
[INFO] [stderr]     Checking icu_provider v1.5.0
[INFO] [stderr]     Checking icu_locid_transform v1.5.0
[INFO] [stderr]     Checking icu_properties v1.5.1
[INFO] [stderr]     Checking impl-serde v0.4.0
[INFO] [stderr]     Checking serde_json v1.0.132
[INFO] [stderr]     Checking icu_normalizer v1.5.0
[INFO] [stderr]     Checking idna_adapter v1.2.0
[INFO] [stderr]     Checking idna v1.0.3
[INFO] [stderr]     Checking url v2.5.3
[INFO] [stderr]     Checking contract-metadata v4.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.87s
[INFO] running `Command { std: "docker" "inspect" "a2ef134eeac39f44465784c98ed069592548c859adacec3457299d6e9b787c59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2ef134eeac39f44465784c98ed069592548c859adacec3457299d6e9b787c59", kill_on_drop: false }`
[INFO] [stdout] a2ef134eeac39f44465784c98ed069592548c859adacec3457299d6e9b787c59