[INFO] fetching crate conjure-object 0.7.4...
[INFO] checking conjure-object-0.7.4 against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863
[INFO] extracting crate conjure-object 0.7.4 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate conjure-object 0.7.4 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 conjure-object 0.7.4
[INFO] finished tweaking crates.io crate conjure-object 0.7.4
[INFO] tweaked toml for crates.io crate conjure-object 0.7.4 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stdout] 775899e432e9c61649278a723ec1b7145247f6ef78bd26fc42d6027f5036e9e0
[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" "775899e432e9c61649278a723ec1b7145247f6ef78bd26fc42d6027f5036e9e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "775899e432e9c61649278a723ec1b7145247f6ef78bd26fc42d6027f5036e9e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "775899e432e9c61649278a723ec1b7145247f6ef78bd26fc42d6027f5036e9e0", kill_on_drop: false }`
[INFO] [stdout] 775899e432e9c61649278a723ec1b7145247f6ef78bd26fc42d6027f5036e9e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cd1e3b5cdcd78705d4edd4faf3e8f82ee2f43513b1217822925f7fb82643afb2
[INFO] running `Command { std: "docker" "start" "-a" "cd1e3b5cdcd78705d4edd4faf3e8f82ee2f43513b1217822925f7fb82643afb2", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]     Checking regex-syntax v0.6.22
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]     Checking rand_xorshift v0.2.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking rand_core v0.6.1
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking ordered-float v2.1.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking rusty-fork v0.3.0
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking proptest v0.10.1
[INFO] [stderr]     Checking conjure-object v0.7.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.16s
[INFO] running `Command { std: "docker" "inspect" "cd1e3b5cdcd78705d4edd4faf3e8f82ee2f43513b1217822925f7fb82643afb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd1e3b5cdcd78705d4edd4faf3e8f82ee2f43513b1217822925f7fb82643afb2", kill_on_drop: false }`
[INFO] [stdout] cd1e3b5cdcd78705d4edd4faf3e8f82ee2f43513b1217822925f7fb82643afb2