[INFO] fetching crate cargo-supply-chain 0.2.0...
[INFO] checking cargo-supply-chain-0.2.0 against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] extracting crate cargo-supply-chain 0.2.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate cargo-supply-chain 0.2.0 on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-supply-chain 0.2.0
[INFO] finished tweaking crates.io crate cargo-supply-chain 0.2.0
[INFO] tweaked toml for crates.io crate cargo-supply-chain 0.2.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate cargo-supply-chain 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+90442458ac46b1d5eed752c316da25450f67285b" "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] b559580fa3dce123b8842e7acbcc519484ea32e108c524204a564aa5f8538c2f
[INFO] running `Command { std: "docker" "start" "-a" "b559580fa3dce123b8842e7acbcc519484ea32e108c524204a564aa5f8538c2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b559580fa3dce123b8842e7acbcc519484ea32e108c524204a564aa5f8538c2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b559580fa3dce123b8842e7acbcc519484ea32e108c524204a564aa5f8538c2f", kill_on_drop: false }`
[INFO] [stdout] b559580fa3dce123b8842e7acbcc519484ea32e108c524204a564aa5f8538c2f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+90442458ac46b1d5eed752c316da25450f67285b" "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] 58e54467a56f116be1bc3da0375c122f0860a64eaacba56dcf6f33426b38e34e
[INFO] running `Command { std: "docker" "start" "-a" "58e54467a56f116be1bc3da0375c122f0860a64eaacba56dcf6f33426b38e34e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling schemars v0.8.3
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking chunked_transfer v1.4.0
[INFO] [stderr]     Checking number_prefix v0.4.0
[INFO] [stderr]     Checking pico-args v0.3.4
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking terminal_size 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]     Checking console v0.14.1
[INFO] [stderr]     Checking directories-next v2.0.0
[INFO] [stderr]     Checking tar v0.4.33
[INFO] [stderr]     Checking indicatif v0.16.1
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking sct v0.6.1
[INFO] [stderr]     Checking rustls v0.19.1
[INFO] [stderr]     Checking webpki-roots v0.21.1
[INFO] [stderr]    Compiling serde_derive_internals v0.25.0
[INFO] [stderr]     Checking rustls-native-certs v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling schemars_derive v0.8.3
[INFO] [stderr]     Checking serde v1.0.126
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking semver v0.10.0
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]     Checking humantime-serde v1.0.1
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking ureq v2.1.1
[INFO] [stderr]     Checking cargo_metadata v0.11.4
[INFO] [stderr]     Checking cargo-supply-chain v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `versions`
[INFO] [stdout]   --> src/crates_cache.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     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:100:5
[INFO] [stdout]     |
[INFO] [stdout] 100 |     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:373:8
[INFO] [stdout]     |
[INFO] [stdout] 373 |     fn load_versions(&mut self) -> Option<&HashMap<(u64, String), Publisher>> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `versions`
[INFO] [stdout]   --> src/crates_cache.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     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:100:5
[INFO] [stdout]     |
[INFO] [stdout] 100 |     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:373:8
[INFO] [stdout]     |
[INFO] [stdout] 373 |     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: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.87s
[INFO] running `Command { std: "docker" "inspect" "58e54467a56f116be1bc3da0375c122f0860a64eaacba56dcf6f33426b38e34e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58e54467a56f116be1bc3da0375c122f0860a64eaacba56dcf6f33426b38e34e", kill_on_drop: false }`
[INFO] [stdout] 58e54467a56f116be1bc3da0375c122f0860a64eaacba56dcf6f33426b38e34e