[INFO] cloning repository https://github.com/htrefil/tpattern [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/htrefil/tpattern" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhtrefil%2Ftpattern", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhtrefil%2Ftpattern'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b971e54af08d6ec48f917dacd35da440304f6660 [INFO] checking htrefil/tpattern against master#4fb54ed484e2239a3e9eff3be17df00d2a162be3 for pr-73345 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhtrefil%2Ftpattern" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/htrefil/tpattern on toolchain 4fb54ed484e2239a3e9eff3be17df00d2a162be3 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/htrefil/tpattern [INFO] finished tweaking git repo https://github.com/htrefil/tpattern [INFO] tweaked toml for git repo https://github.com/htrefil/tpattern written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/htrefil/tpattern already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 13cc4a3a66942879f1b6aa05e63e58f8557fa8a8c9e21048082029d4b58536a8 [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" "13cc4a3a66942879f1b6aa05e63e58f8557fa8a8c9e21048082029d4b58536a8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "13cc4a3a66942879f1b6aa05e63e58f8557fa8a8c9e21048082029d4b58536a8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "13cc4a3a66942879f1b6aa05e63e58f8557fa8a8c9e21048082029d4b58536a8", kill_on_drop: false }` [INFO] [stdout] 13cc4a3a66942879f1b6aa05e63e58f8557fa8a8c9e21048082029d4b58536a8 [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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6207640bdabede97e1505e04f1ead3d6b615a84793ae42b1a503c8243fc50e55 [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" "6207640bdabede97e1505e04f1ead3d6b615a84793ae42b1a503c8243fc50e55", kill_on_drop: false }` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Compiling getrandom v0.1.12 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking ppv-lite86 v0.2.6 [INFO] [stderr] Checking c2-chacha v0.2.3 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking rand v0.7.2 [INFO] [stderr] Checking tpattern v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `rand::Rng` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use rand::Rng; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `HashMap`, `HashSet` [INFO] [stdout] --> src/main.rs:8:24 [INFO] [stdout] | [INFO] [stdout] 8 | use std::collections::{HashMap, HashSet}; [INFO] [stdout] | ^^^^^^^ ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::Rng` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use rand::Rng; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `HashMap`, `HashSet` [INFO] [stdout] --> src/main.rs:8:24 [INFO] [stdout] | [INFO] [stdout] 8 | use std::collections::{HashMap, HashSet}; [INFO] [stdout] | ^^^^^^^ ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.51s [INFO] running `Command { std: "docker" "inspect" "6207640bdabede97e1505e04f1ead3d6b615a84793ae42b1a503c8243fc50e55", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6207640bdabede97e1505e04f1ead3d6b615a84793ae42b1a503c8243fc50e55", kill_on_drop: false }` [INFO] [stdout] 6207640bdabede97e1505e04f1ead3d6b615a84793ae42b1a503c8243fc50e55