[INFO] fetching crate test-mueQu9Oz 0.1.1...
[INFO] checking test-mueQu9Oz-0.1.1 against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863
[INFO] extracting crate test-mueQu9Oz 0.1.1 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate test-mueQu9Oz 0.1.1 on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate test-mueQu9Oz 0.1.1
[INFO] finished tweaking crates.io crate test-mueQu9Oz 0.1.1
[INFO] tweaked toml for crates.io crate test-mueQu9Oz 0.1.1 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate test-mueQu9Oz 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1bb08e19094281eca930546d95ebc6d4e4c68a82ddc62940e79400ca12fed508
[INFO] running `Command { std: "docker" "start" "-a" "1bb08e19094281eca930546d95ebc6d4e4c68a82ddc62940e79400ca12fed508", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1bb08e19094281eca930546d95ebc6d4e4c68a82ddc62940e79400ca12fed508", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bb08e19094281eca930546d95ebc6d4e4c68a82ddc62940e79400ca12fed508", kill_on_drop: false }`
[INFO] [stdout] 1bb08e19094281eca930546d95ebc6d4e4c68a82ddc62940e79400ca12fed508
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f54998889ea2d29485d175b1f45bcbc7e7ebba7132102a216b79c75280f238a7
[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" "f54998889ea2d29485d175b1f45bcbc7e7ebba7132102a216b79c75280f238a7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling log v0.4.13
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking try_from v0.2.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking parking_lot_core v0.8.2
[INFO] [stderr]    Compiling oracle v0.3.3
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]     Checking scheduled-thread-pool v0.2.5
[INFO] [stderr]     Checking r2d2 v0.8.9
[INFO] [stderr]     Checking paste v0.1.18
[INFO] [stderr]     Checking test-mueQu9Oz v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `test_mueQu9Oz` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `test_mue_qu9_oz`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `test_mueQu9Oz` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `test_mue_qu9_oz`
[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 11.25s
[INFO] running `Command { std: "docker" "inspect" "f54998889ea2d29485d175b1f45bcbc7e7ebba7132102a216b79c75280f238a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f54998889ea2d29485d175b1f45bcbc7e7ebba7132102a216b79c75280f238a7", kill_on_drop: false }`
[INFO] [stdout] f54998889ea2d29485d175b1f45bcbc7e7ebba7132102a216b79c75280f238a7