[INFO] crate slr_parser 0.0.20 is already in cache
[INFO] checking slr_parser-0.0.20 against master#1557fb031b272b4c5bfcc7de5df7eddc7b36a584 for pr-73166
[INFO] extracting crate slr_parser 0.0.20 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate slr_parser 0.0.20 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 crates.io crate slr_parser 0.0.20
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate slr_parser 0.0.20
[INFO] tweaked toml for crates.io crate slr_parser 0.0.20 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate slr_parser 0.0.20 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-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" "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] 12051f13ce88032e73c91ca936115f454924ee6a0593c1247c7a9fbac6efc21d
[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" "12051f13ce88032e73c91ca936115f454924ee6a0593c1247c7a9fbac6efc21d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "12051f13ce88032e73c91ca936115f454924ee6a0593c1247c7a9fbac6efc21d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12051f13ce88032e73c91ca936115f454924ee6a0593c1247c7a9fbac6efc21d", kill_on_drop: false }`
[INFO] [stdout] 12051f13ce88032e73c91ca936115f454924ee6a0593c1247c7a9fbac6efc21d
[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" "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] 2d1b89c74e215ebecf598625d5fad8e4fef54e766a12c55ed8af5940e9919714
[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" "2d1b89c74e215ebecf598625d5fad8e4fef54e766a12c55ed8af5940e9919714", kill_on_drop: false }`
[INFO] [stderr]     Checking slr_parser v0.0.20 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.33s
[INFO] running `Command { std: "docker" "inspect" "2d1b89c74e215ebecf598625d5fad8e4fef54e766a12c55ed8af5940e9919714", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d1b89c74e215ebecf598625d5fad8e4fef54e766a12c55ed8af5940e9919714", kill_on_drop: false }`
[INFO] [stdout] 2d1b89c74e215ebecf598625d5fad8e4fef54e766a12c55ed8af5940e9919714