[INFO] updating cached repository https://github.com/jcswart/fnl [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b8af4016d3427218f351ae5cc43c05096eae7e18 [INFO] checking jcswart/fnl against master#1557fb031b272b4c5bfcc7de5df7eddc7b36a584 for pr-73166 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjcswart%2Ffnl" "/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/jcswart/fnl on toolchain 1557fb031b272b4c5bfcc7de5df7eddc7b36a584 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jcswart/fnl [INFO] finished tweaking git repo https://github.com/jcswart/fnl [INFO] tweaked toml for git repo https://github.com/jcswart/fnl written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/jcswart/fnl already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] db95995deacccfe63369f7db795e084062a275795044532be6233dd17a3a3efe [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" "db95995deacccfe63369f7db795e084062a275795044532be6233dd17a3a3efe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "db95995deacccfe63369f7db795e084062a275795044532be6233dd17a3a3efe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "db95995deacccfe63369f7db795e084062a275795044532be6233dd17a3a3efe", kill_on_drop: false }` [INFO] [stdout] db95995deacccfe63369f7db795e084062a275795044532be6233dd17a3a3efe [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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 900c51bb54a1919abe5d199133a069f429cb7a0acf67282dbf202944f5b5f91e [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" "900c51bb54a1919abe5d199133a069f429cb7a0acf67282dbf202944f5b5f91e", kill_on_drop: false }` [INFO] [stderr] Checking ansi_term v0.10.2 [INFO] [stderr] Checking yaml-rust v0.3.5 [INFO] [stderr] Checking strsim v0.6.0 [INFO] [stderr] Checking atty v0.2.6 [INFO] [stderr] Checking clap v2.29.0 [INFO] [stderr] Checking fnl v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::env as e` [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::env as e; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::env as e` [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::env as e; [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] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 9.50s [INFO] running `Command { std: "docker" "inspect" "900c51bb54a1919abe5d199133a069f429cb7a0acf67282dbf202944f5b5f91e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "900c51bb54a1919abe5d199133a069f429cb7a0acf67282dbf202944f5b5f91e", kill_on_drop: false }` [INFO] [stdout] 900c51bb54a1919abe5d199133a069f429cb7a0acf67282dbf202944f5b5f91e