[INFO] cloning repository https://github.com/justinbarclay/algorithms-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/justinbarclay/algorithms-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjustinbarclay%2Falgorithms-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjustinbarclay%2Falgorithms-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 41c507ed079f161b34e936386dc16c74357bb68f [INFO] checking justinbarclay/algorithms-rs against try#15a786332e2f0dd343b226ab6bb8ec028a350f73 for pr-81782 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjustinbarclay%2Falgorithms-rs" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/justinbarclay/algorithms-rs on toolchain 15a786332e2f0dd343b226ab6bb8ec028a350f73 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/justinbarclay/algorithms-rs [INFO] finished tweaking git repo https://github.com/justinbarclay/algorithms-rs [INFO] tweaked toml for git repo https://github.com/justinbarclay/algorithms-rs written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/justinbarclay/algorithms-rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ppv-lite86 v0.2.9 [INFO] [stderr] Downloaded wasm-bindgen v0.2.67 [INFO] [stderr] Downloaded criterion-plot v0.4.3 [INFO] [stderr] Downloaded same-file v1.0.6 [INFO] [stderr] Downloaded clap v2.33.3 [INFO] [stderr] Downloaded crossbeam-epoch v0.8.2 [INFO] [stderr] Downloaded js-sys v0.3.44 [INFO] [stderr] Downloaded regex v1.3.9 [INFO] [stderr] Downloaded hermit-abi v0.1.15 [INFO] [stderr] Downloaded bumpalo v3.4.0 [INFO] [stderr] Downloaded csv-core v0.1.10 [INFO] [stderr] Downloaded unicode-width v0.1.8 [INFO] [stderr] Downloaded autocfg v1.0.1 [INFO] [stderr] Downloaded atty v0.2.14 [INFO] [stderr] Downloaded byteorder v1.3.4 [INFO] [stderr] Downloaded serde_cbor v0.11.1 [INFO] [stderr] Downloaded wasi v0.9.0+wasi-snapshot-preview1 [INFO] [stderr] Downloaded wasm-bindgen-shared v0.2.67 [INFO] [stderr] Downloaded memchr v2.3.3 [INFO] [stderr] Downloaded memoffset v0.5.5 [INFO] [stderr] Downloaded quote v1.0.7 [INFO] [stderr] Downloaded itoa v0.4.6 [INFO] [stderr] Downloaded serde_derive v1.0.115 [INFO] [stderr] Downloaded unicode-xid v0.2.1 [INFO] [stderr] Downloaded crossbeam-utils v0.7.2 [INFO] [stderr] Downloaded wasm-bindgen-macro-support v0.2.67 [INFO] [stderr] Downloaded rand_hc v0.2.0 [INFO] [stderr] Downloaded maybe-uninit v2.0.0 [INFO] [stderr] Downloaded regex-syntax v0.6.18 [INFO] [stderr] Downloaded getrandom v0.1.14 [INFO] [stderr] Downloaded csv v1.1.3 [INFO] [stderr] Downloaded web-sys v0.3.44 [INFO] [stderr] Downloaded regex-automata v0.1.9 [INFO] [stderr] Downloaded scopeguard v1.1.0 [INFO] [stderr] Downloaded winapi-util v0.1.5 [INFO] [stderr] Downloaded num_cpus v1.13.0 [INFO] [stderr] Downloaded ryu v1.0.5 [INFO] [stderr] Downloaded walkdir v2.3.1 [INFO] [stderr] Downloaded winapi v0.3.9 [INFO] [stderr] Downloaded itertools v0.9.0 [INFO] [stderr] Downloaded plotters v0.2.15 [INFO] [stderr] Downloaded log v0.4.11 [INFO] [stderr] Downloaded wasm-bindgen-macro v0.2.67 [INFO] [stderr] Downloaded either v1.6.0 [INFO] [stderr] Downloaded crossbeam-deque v0.7.3 [INFO] [stderr] Downloaded crossbeam-queue v0.2.3 [INFO] [stderr] Downloaded serde v1.0.115 [INFO] [stderr] Downloaded rayon-core v1.7.1 [INFO] [stderr] Downloaded rayon v1.3.1 [INFO] [stderr] Downloaded bstr v0.2.13 [INFO] [stderr] Downloaded libc v0.2.76 [INFO] [stderr] Downloaded half v1.6.0 [INFO] [stderr] Downloaded proc-macro2 v1.0.19 [INFO] [stderr] Downloaded serde_json v1.0.57 [INFO] [stderr] Downloaded wasm-bindgen-backend v0.2.67 [INFO] [stderr] Downloaded syn v1.0.39 [INFO] [stderr] Downloaded criterion v0.3.3 [INFO] [stderr] Downloaded rand v0.7.3 [INFO] [stderr] Downloaded rand_chacha v0.2.2 [INFO] [stderr] Downloaded oorandom v11.1.2 [INFO] [stderr] Downloaded num-traits v0.2.12 [INFO] [stderr] Downloaded tinytemplate v1.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 23d70a41a29b21403e9f0da0ae1e46a3b7db4e076ce478300e5e83bf16b93608 [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" "23d70a41a29b21403e9f0da0ae1e46a3b7db4e076ce478300e5e83bf16b93608", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "23d70a41a29b21403e9f0da0ae1e46a3b7db4e076ce478300e5e83bf16b93608", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "23d70a41a29b21403e9f0da0ae1e46a3b7db4e076ce478300e5e83bf16b93608", kill_on_drop: false }` [INFO] [stdout] 23d70a41a29b21403e9f0da0ae1e46a3b7db4e076ce478300e5e83bf16b93608 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] aff1d81366b368f0406492fa6f89f80aa816491d84883eba3e53606a43468aa4 [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" "aff1d81366b368f0406492fa6f89f80aa816491d84883eba3e53606a43468aa4", kill_on_drop: false }` [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling libc v0.2.76 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling serde v1.0.115 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling proc-macro2 v1.0.19 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling syn v1.0.39 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking either v1.6.0 [INFO] [stderr] Compiling serde_derive v1.0.115 [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Checking algorithms v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling memoffset v0.5.5 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stdout] warning: unused import: `std::cmp::Ordering::*` [INFO] [stdout] --> src/selection_sort.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::cmp::Ordering::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling rayon v1.3.1 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking crossbeam-utils v0.7.2 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking rayon-core v1.7.1 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Checking criterion-plot v0.4.3 [INFO] [stderr] Checking plotters v0.2.15 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking serde_json v1.0.57 [INFO] [stderr] Checking bstr v0.2.13 [INFO] [stderr] Checking serde_cbor v0.11.1 [INFO] [stderr] Checking csv v1.1.3 [INFO] [stderr] Checking tinytemplate v1.1.0 [INFO] [stderr] Checking criterion v0.3.3 [INFO] [stdout] warning: unused import: `std::cmp::Ordering::*` [INFO] [stdout] --> src/selection_sort.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::cmp::Ordering::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 11s [INFO] running `Command { std: "docker" "inspect" "aff1d81366b368f0406492fa6f89f80aa816491d84883eba3e53606a43468aa4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aff1d81366b368f0406492fa6f89f80aa816491d84883eba3e53606a43468aa4", kill_on_drop: false }` [INFO] [stdout] aff1d81366b368f0406492fa6f89f80aa816491d84883eba3e53606a43468aa4