[INFO] fetching crate cargo-supply-chain 0.1.2...
[INFO] checking cargo-supply-chain-0.1.2 against master#195ad4830e11a544391abe296b146450dea8411b for pr-82781
[INFO] extracting crate cargo-supply-chain 0.1.2 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate cargo-supply-chain 0.1.2 on toolchain 195ad4830e11a544391abe296b146450dea8411b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "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-12/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" "+195ad4830e11a544391abe296b146450dea8411b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 67f4d955ffdb3e8ec5861f79a3eaaffad0819cd88bbcd4ee552ec331c884bd74
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "67f4d955ffdb3e8ec5861f79a3eaaffad0819cd88bbcd4ee552ec331c884bd74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67f4d955ffdb3e8ec5861f79a3eaaffad0819cd88bbcd4ee552ec331c884bd74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67f4d955ffdb3e8ec5861f79a3eaaffad0819cd88bbcd4ee552ec331c884bd74", kill_on_drop: false }`
[INFO] [stdout] 67f4d955ffdb3e8ec5861f79a3eaaffad0819cd88bbcd4ee552ec331c884bd74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08268ab8c6bc76ea24a8551f645f94304e926782e79a4bd46fc236174d67e7f5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "08268ab8c6bc76ea24a8551f645f94304e926782e79a4bd46fc236174d67e7f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]     Checking chunked_transfer v1.4.0
[INFO] [stderr]    Compiling ring v0.16.20
[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]    Compiling quote v1.0.8
[INFO] [stderr]     Checking idna v0.2.1
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking directories-next v2.0.0
[INFO] [stderr]     Checking tar v0.4.32
[INFO] [stderr]    Compiling syn v1.0.60
[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]     Checking serde_json v1.0.62
[INFO] [stderr]     Checking semver v0.10.0
[INFO] [stderr]     Checking bstr v0.2.15
[INFO] [stderr]     Checking humantime-serde v1.0.1
[INFO] [stderr]     Checking csv v1.1.5
[INFO] [stderr]     Checking ureq v2.0.1
[INFO] [stderr]     Checking cargo_metadata v0.11.4
[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 37.16s
[INFO] running `Command { std: "docker" "inspect" "08268ab8c6bc76ea24a8551f645f94304e926782e79a4bd46fc236174d67e7f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08268ab8c6bc76ea24a8551f645f94304e926782e79a4bd46fc236174d67e7f5", kill_on_drop: false }`
[INFO] [stdout] 08268ab8c6bc76ea24a8551f645f94304e926782e79a4bd46fc236174d67e7f5