[INFO] fetching crate kaiju-vm-cli 0.1.4...
[INFO] checking kaiju-vm-cli-0.1.4 against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174
[INFO] extracting crate kaiju-vm-cli 0.1.4 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate kaiju-vm-cli 0.1.4 on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kaiju-vm-cli 0.1.4
[INFO] finished tweaking crates.io crate kaiju-vm-cli 0.1.4
[INFO] tweaked toml for crates.io crate kaiju-vm-cli 0.1.4 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate kaiju-vm-cli 0.1.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "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] 2dd6f2b3685fc960e1a250f16cb71ff1bbea064f7791befc7697c790bd483d5b
[INFO] running `Command { std: "docker" "start" "-a" "2dd6f2b3685fc960e1a250f16cb71ff1bbea064f7791befc7697c790bd483d5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2dd6f2b3685fc960e1a250f16cb71ff1bbea064f7791befc7697c790bd483d5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2dd6f2b3685fc960e1a250f16cb71ff1bbea064f7791befc7697c790bd483d5b", kill_on_drop: false }`
[INFO] [stdout] 2dd6f2b3685fc960e1a250f16cb71ff1bbea064f7791befc7697c790bd483d5b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] ded0f0a3534f8a310daacf4d6ba088d3498155c3690e3a04dba471d0abcdf2b2
[INFO] running `Command { std: "docker" "start" "-a" "ded0f0a3534f8a310daacf4d6ba088d3498155c3690e3a04dba471d0abcdf2b2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]    Compiling ucd-trie v0.1.2
[INFO] [stderr]    Compiling serde v1.0.102
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]    Compiling cc v1.0.47
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking unicode-width v0.1.6
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking relative-path v0.4.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]     Checking pest v2.1.2
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling pest_meta v2.1.2
[INFO] [stderr]    Compiling pest_generator v2.1.1
[INFO] [stderr]     Checking serde_json v1.0.41
[INFO] [stderr]    Compiling serde_derive v1.0.102
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking kaiju-core v0.1.4
[INFO] [stderr]     Checking kaiju-compiler-core v0.1.4
[INFO] [stderr]     Checking kaiju-compiler-cli-core v0.1.4
[INFO] [stderr]     Checking kaiju-vm-core v0.1.4
[INFO] [stderr]     Checking kaiju-vm-cli v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 42.31s
[INFO] running `Command { std: "docker" "inspect" "ded0f0a3534f8a310daacf4d6ba088d3498155c3690e3a04dba471d0abcdf2b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ded0f0a3534f8a310daacf4d6ba088d3498155c3690e3a04dba471d0abcdf2b2", kill_on_drop: false }`
[INFO] [stdout] ded0f0a3534f8a310daacf4d6ba088d3498155c3690e3a04dba471d0abcdf2b2