[INFO] fetching crate cargo-supply-chain 0.1.2...
[INFO] checking cargo-supply-chain-0.1.2 against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920
[INFO] extracting crate cargo-supply-chain 0.1.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate cargo-supply-chain 0.1.2 on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-supply-chain 0.1.2
[INFO] finished tweaking crates.io crate cargo-supply-chain 0.1.2
[INFO] tweaked toml for crates.io crate cargo-supply-chain 0.1.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate cargo-supply-chain 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 36e31ff2c0ffff383c8aa1ffbfcb7f8b4fc0103f9c0db3f0c2ae7a358fbfc5a9
[INFO] running `Command { std: "docker" "start" "-a" "36e31ff2c0ffff383c8aa1ffbfcb7f8b4fc0103f9c0db3f0c2ae7a358fbfc5a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36e31ff2c0ffff383c8aa1ffbfcb7f8b4fc0103f9c0db3f0c2ae7a358fbfc5a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36e31ff2c0ffff383c8aa1ffbfcb7f8b4fc0103f9c0db3f0c2ae7a358fbfc5a9", kill_on_drop: false }`
[INFO] [stdout] 36e31ff2c0ffff383c8aa1ffbfcb7f8b4fc0103f9c0db3f0c2ae7a358fbfc5a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 82006f01c744201219433876ec2dd70628dac53ea04c86e04ce23e344044c76e
[INFO] running `Command { std: "docker" "start" "-a" "82006f01c744201219433876ec2dd70628dac53ea04c86e04ce23e344044c76e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking chunked_transfer v1.4.0
[INFO] [stderr]     Checking pico-args v0.3.4
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking tinyvec v1.1.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking form_urlencoded v1.0.0
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]     Checking filetime v0.2.14
[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]     Checking directories-next v2.0.0
[INFO] [stderr]     Checking tar v0.4.32
[INFO] [stderr]     Checking idna v0.2.1
[INFO] [stderr]     Checking url v2.2.0
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking rustls v0.19.0
[INFO] [stderr]     Checking webpki-roots v0.21.0
[INFO] [stderr]     Checking rustls-native-certs v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]     Checking serde v1.0.123
[INFO] [stderr]     Checking serde_json v1.0.62
[INFO] [stderr]     Checking bstr v0.2.15
[INFO] [stderr]     Checking semver v0.10.0
[INFO] [stderr]     Checking humantime-serde v1.0.1
[INFO] [stderr]     Checking csv v1.1.5
[INFO] [stderr]     Checking cargo_metadata v0.11.4
[INFO] [stderr]     Checking ureq v2.0.1
[INFO] [stderr]     Checking cargo-supply-chain v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `versions`
[INFO] [stdout]   --> src/crates_cache.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     versions: Option<HashMap<(u64, String), Publisher>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant is never used: `VERSIONS_FS`
[INFO] [stdout]   --> src/crates_cache.rs:98:5
[INFO] [stdout]    |
[INFO] [stdout] 98 |     const VERSIONS_FS: &'static str = "versions.json";
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `load_versions`
[INFO] [stdout]    --> src/crates_cache.rs:323:8
[INFO] [stdout]     |
[INFO] [stdout] 323 |     fn load_versions(&mut self) -> Option<&HashMap<(u64, String), Publisher>> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `versions`
[INFO] [stdout]   --> src/crates_cache.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     versions: Option<HashMap<(u64, String), Publisher>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant is never used: `VERSIONS_FS`
[INFO] [stdout]   --> src/crates_cache.rs:98:5
[INFO] [stdout]    |
[INFO] [stdout] 98 |     const VERSIONS_FS: &'static str = "versions.json";
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `load_versions`
[INFO] [stdout]    --> src/crates_cache.rs:323:8
[INFO] [stdout]     |
[INFO] [stdout] 323 |     fn load_versions(&mut self) -> Option<&HashMap<(u64, String), Publisher>> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.95s
[INFO] running `Command { std: "docker" "inspect" "82006f01c744201219433876ec2dd70628dac53ea04c86e04ce23e344044c76e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82006f01c744201219433876ec2dd70628dac53ea04c86e04ce23e344044c76e", kill_on_drop: false }`
[INFO] [stdout] 82006f01c744201219433876ec2dd70628dac53ea04c86e04ce23e344044c76e