[INFO] fetching crate peg 0.6.3...
[INFO] checking peg-0.6.3 against try#6f12b8fe67b4eed2e838dab803ed9493b9d62c0f for pr-79073
[INFO] extracting crate peg 0.6.3 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate peg 0.6.3 on toolchain 6f12b8fe67b4eed2e838dab803ed9493b9d62c0f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate peg 0.6.3
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate peg 0.6.3
[INFO] tweaked toml for crates.io crate peg 0.6.3 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 053927465ed3a4e36e432a2fa32a4b64d77e0ce54919a01dd0679c673b9cf920
[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" "053927465ed3a4e36e432a2fa32a4b64d77e0ce54919a01dd0679c673b9cf920", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "053927465ed3a4e36e432a2fa32a4b64d77e0ce54919a01dd0679c673b9cf920", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "053927465ed3a4e36e432a2fa32a4b64d77e0ce54919a01dd0679c673b9cf920", kill_on_drop: false }`
[INFO] [stdout] 053927465ed3a4e36e432a2fa32a4b64d77e0ce54919a01dd0679c673b9cf920
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ced8d2415573d7c85e8be0c63e014cec49e8d78bcc5a1b0637a1db059b00059
[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" "9ced8d2415573d7c85e8be0c63e014cec49e8d78bcc5a1b0637a1db059b00059", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.50
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling trybuild v1.0.35
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling peg-macros v0.6.3
[INFO] [stderr]     Checking peg v0.6.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde v1.0.117
[INFO] [stderr]     Checking toml v0.5.7
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.15s
[INFO] running `Command { std: "docker" "inspect" "9ced8d2415573d7c85e8be0c63e014cec49e8d78bcc5a1b0637a1db059b00059", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ced8d2415573d7c85e8be0c63e014cec49e8d78bcc5a1b0637a1db059b00059", kill_on_drop: false }`
[INFO] [stdout] 9ced8d2415573d7c85e8be0c63e014cec49e8d78bcc5a1b0637a1db059b00059