[INFO] fetching crate slr_parser 0.0.20...
[INFO] checking slr_parser-0.0.20 against master#d902752866cbbdb331e3cf28ff6bba86ab0f6c62 for pr-77271
[INFO] extracting crate slr_parser 0.0.20 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate slr_parser 0.0.20 on toolchain d902752866cbbdb331e3cf28ff6bba86ab0f6c62
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d902752866cbbdb331e3cf28ff6bba86ab0f6c62" "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-3/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" "+d902752866cbbdb331e3cf28ff6bba86ab0f6c62" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+d902752866cbbdb331e3cf28ff6bba86ab0f6c62" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 33c877151d65a95f6961c75bdaba8ac0b768ef0decf257f22cbb502d9320656f
[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" "33c877151d65a95f6961c75bdaba8ac0b768ef0decf257f22cbb502d9320656f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "33c877151d65a95f6961c75bdaba8ac0b768ef0decf257f22cbb502d9320656f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33c877151d65a95f6961c75bdaba8ac0b768ef0decf257f22cbb502d9320656f", kill_on_drop: false }`
[INFO] [stdout] 33c877151d65a95f6961c75bdaba8ac0b768ef0decf257f22cbb502d9320656f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+d902752866cbbdb331e3cf28ff6bba86ab0f6c62" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f8f6c666cdb58b8f66550d10941e821d8581b3190276ce223bacd2448a2eae5
[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" "7f8f6c666cdb58b8f66550d10941e821d8581b3190276ce223bacd2448a2eae5", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]     Checking slr_parser v0.0.20 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.83s
[INFO] running `Command { std: "docker" "inspect" "7f8f6c666cdb58b8f66550d10941e821d8581b3190276ce223bacd2448a2eae5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f8f6c666cdb58b8f66550d10941e821d8581b3190276ce223bacd2448a2eae5", kill_on_drop: false }`
[INFO] [stdout] 7f8f6c666cdb58b8f66550d10941e821d8581b3190276ce223bacd2448a2eae5