[INFO] fetching crate dupe-krill 1.4.5-1...
[INFO] checking dupe-krill-1.4.5-1 against try#32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d for pr-83312
[INFO] extracting crate dupe-krill 1.4.5-1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate dupe-krill 1.4.5-1 on toolchain 32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dupe-krill 1.4.5-1
[INFO] finished tweaking crates.io crate dupe-krill 1.4.5-1
[INFO] tweaked toml for crates.io crate dupe-krill 1.4.5-1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate dupe-krill 1.4.5-1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ctrlc v3.1.7
[INFO] [stderr]   Downloaded smallvec v1.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "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] 977dce436154cb1076843b12dfd007ac2c4acd0f10a1e4f1064050ba69725114
[INFO] running `Command { std: "docker" "start" "-a" "977dce436154cb1076843b12dfd007ac2c4acd0f10a1e4f1064050ba69725114", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "977dce436154cb1076843b12dfd007ac2c4acd0f10a1e4f1064050ba69725114", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "977dce436154cb1076843b12dfd007ac2c4acd0f10a1e4f1064050ba69725114", kill_on_drop: false }`
[INFO] [stdout] 977dce436154cb1076843b12dfd007ac2c4acd0f10a1e4f1064050ba69725114
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0932aeb2d37feb4c7347acccb649edcb68577e1d20a693e4f0b521960395bb15
[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" "0932aeb2d37feb4c7347acccb649edcb68577e1d20a693e4f0b521960395bb15", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]     Checking smallvec v1.6.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking nix v0.18.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]     Checking ctrlc v3.1.7
[INFO] [stderr]     Checking dupe-krill v1.4.5-1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.36s
[INFO] running `Command { std: "docker" "inspect" "0932aeb2d37feb4c7347acccb649edcb68577e1d20a693e4f0b521960395bb15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0932aeb2d37feb4c7347acccb649edcb68577e1d20a693e4f0b521960395bb15", kill_on_drop: false }`
[INFO] [stdout] 0932aeb2d37feb4c7347acccb649edcb68577e1d20a693e4f0b521960395bb15