[INFO] fetching crate cargo-supply-chain 0.0.2...
[INFO] checking cargo-supply-chain-0.0.2 against beta for pr-78714
[INFO] extracting crate cargo-supply-chain 0.0.2 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate cargo-supply-chain 0.0.2 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-supply-chain 0.0.2
[INFO] finished tweaking crates.io crate cargo-supply-chain 0.0.2
[INFO] tweaked toml for crates.io crate cargo-supply-chain 0.0.2 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate cargo-supply-chain 0.0.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 257d2274aee0e99739fe4cb974127d44c3c9b911f5f7d54e1ff1141a8421a494
[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" "257d2274aee0e99739fe4cb974127d44c3c9b911f5f7d54e1ff1141a8421a494", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "257d2274aee0e99739fe4cb974127d44c3c9b911f5f7d54e1ff1141a8421a494", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "257d2274aee0e99739fe4cb974127d44c3c9b911f5f7d54e1ff1141a8421a494", kill_on_drop: false }`
[INFO] [stdout] 257d2274aee0e99739fe4cb974127d44c3c9b911f5f7d54e1ff1141a8421a494
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "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] e6e1a4e67808d227adc86988d1886d43b75e21a1862fee71627d4a6e233c7478
[INFO] running `Command { std: "docker" "start" "-a" "e6e1a4e67808d227adc86988d1886d43b75e21a1862fee71627d4a6e233c7478", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.78
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]     Checking once_cell v1.4.1
[INFO] [stderr]     Checking chunked_transfer v1.2.0
[INFO] [stderr]     Checking humantime v2.0.1
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]     Checking qstring v0.7.2
[INFO] [stderr]     Checking filetime v0.2.12
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]     Checking flate2 v1.0.18
[INFO] [stderr]     Checking directories v3.0.1
[INFO] [stderr]     Checking tar v0.4.30
[INFO] [stderr]     Checking webpki v0.21.3
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking webpki-roots v0.20.0
[INFO] [stderr]     Checking rustls v0.18.1
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]     Checking serde v1.0.116
[INFO] [stderr]     Checking serde_json v1.0.58
[INFO] [stderr]     Checking semver v0.10.0
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking humantime-serde v1.0.1
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking ureq v1.5.0
[INFO] [stderr]     Checking cargo_metadata v0.11.3
[INFO] [stderr]     Checking cargo-supply-chain v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crates_cache::AgeError`
[INFO] [stdout]  --> src/publishers.rs:2:44
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::{api_client::RateLimitedClient, crates_cache::AgeError};
[INFO] [stdout]   |                                            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crates_cache::AgeError`
[INFO] [stdout]  --> src/publishers.rs:2:44
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::{api_client::RateLimitedClient, crates_cache::AgeError};
[INFO] [stdout]   |                                            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `versions`
[INFO] [stdout]   --> src/crates_cache.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     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:102:5
[INFO] [stdout]     |
[INFO] [stdout] 102 |     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:326:8
[INFO] [stdout]     |
[INFO] [stdout] 326 |     fn load_versions(&mut self) -> Option<&HashMap<(u64, String), Publisher>> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `versions`
[INFO] [stdout]   --> src/crates_cache.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     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:102:5
[INFO] [stdout]     |
[INFO] [stdout] 102 |     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:326:8
[INFO] [stdout]     |
[INFO] [stdout] 326 |     fn load_versions(&mut self) -> Option<&HashMap<(u64, String), Publisher>> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 39.36s
[INFO] running `Command { std: "docker" "inspect" "e6e1a4e67808d227adc86988d1886d43b75e21a1862fee71627d4a6e233c7478", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6e1a4e67808d227adc86988d1886d43b75e21a1862fee71627d4a6e233c7478", kill_on_drop: false }`
[INFO] [stdout] e6e1a4e67808d227adc86988d1886d43b75e21a1862fee71627d4a6e233c7478