[INFO] cloning repository https://github.com/holtgrewe/rust-microbench-chrom-maps [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/holtgrewe/rust-microbench-chrom-maps" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fholtgrewe%2Frust-microbench-chrom-maps", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fholtgrewe%2Frust-microbench-chrom-maps'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] be35819b741b870e82a73ae26c24d39eb5bcb320 [INFO] checking holtgrewe/rust-microbench-chrom-maps against master#c9228570668803e3e6402770d55f23a12c9ae686 for pr-79472 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fholtgrewe%2Frust-microbench-chrom-maps" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/holtgrewe/rust-microbench-chrom-maps on toolchain c9228570668803e3e6402770d55f23a12c9ae686 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/holtgrewe/rust-microbench-chrom-maps [INFO] finished tweaking git repo https://github.com/holtgrewe/rust-microbench-chrom-maps [INFO] tweaked toml for git repo https://github.com/holtgrewe/rust-microbench-chrom-maps written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/holtgrewe/rust-microbench-chrom-maps already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e98f0180a386d9987d87efd58e2484c7b27f95ecab67c29172d6747f0e294f5d [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" "e98f0180a386d9987d87efd58e2484c7b27f95ecab67c29172d6747f0e294f5d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e98f0180a386d9987d87efd58e2484c7b27f95ecab67c29172d6747f0e294f5d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e98f0180a386d9987d87efd58e2484c7b27f95ecab67c29172d6747f0e294f5d", kill_on_drop: false }` [INFO] [stdout] e98f0180a386d9987d87efd58e2484c7b27f95ecab67c29172d6747f0e294f5d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d2becbfecc02595d46c0fa801519cb37cb0e424b63f377089486676ebe8d52cf [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" "d2becbfecc02595d46c0fa801519cb37cb0e424b63f377089486676ebe8d52cf", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking linear-map v1.2.0 [INFO] [stderr] Checking hashbrown v0.3.1 [INFO] [stderr] Checking rust-microbench-chrom-maps v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `test::Bencher` [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use test::Bencher; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections` [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::collections; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `hashbrown` [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use hashbrown; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `linear_map` [INFO] [stdout] --> src/main.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use linear_map; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static is never used: `REPETITIONS` [INFO] [stdout] --> src/main.rs:11:1 [INFO] [stdout] | [INFO] [stdout] 11 | static REPETITIONS: usize = 1000; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static is never used: `NAMES` [INFO] [stdout] --> src/main.rs:13:1 [INFO] [stdout] | [INFO] [stdout] 13 | / static NAMES: &[&str] = &[ [INFO] [stdout] 14 | | "1", [INFO] [stdout] 15 | | "2", [INFO] [stdout] 16 | | "3", [INFO] [stdout] ... | [INFO] [stdout] 99 | | "hs37d5", [INFO] [stdout] 100 | | ]; [INFO] [stdout] | |__^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static is never used: `SHORT_NAMES` [INFO] [stdout] --> src/main.rs:102:1 [INFO] [stdout] | [INFO] [stdout] 102 | / static SHORT_NAMES: &[&str] = &[ [INFO] [stdout] 103 | | "1", "2", "3", "4", "5", "6", "7", "8", "9", "10", "11", "12", "13", "14", "15", "16", "17", [INFO] [stdout] 104 | | "18", "19", "20", "21", "22", "X", "Y", "MT", "1", "2", "3", "4", "5", "6", "7", "8", "9", [INFO] [stdout] 105 | | "10", "11", "12", "13", "14", "15", "16", "17", "18", "19", "20", "21", "22", "X", "Y", "MT", [INFO] [stdout] ... | [INFO] [stdout] 108 | | "10", "11", [INFO] [stdout] 109 | | ]; [INFO] [stdout] | |__^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.32s [INFO] running `Command { std: "docker" "inspect" "d2becbfecc02595d46c0fa801519cb37cb0e424b63f377089486676ebe8d52cf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d2becbfecc02595d46c0fa801519cb37cb0e424b63f377089486676ebe8d52cf", kill_on_drop: false }` [INFO] [stdout] d2becbfecc02595d46c0fa801519cb37cb0e424b63f377089486676ebe8d52cf