[INFO] fetching crate hybrid-clocks 0.5.3...
[INFO] checking hybrid-clocks-0.5.3 against try#9c1dcf141bc0875407c4eb36972857bd3db713e2 for pr-81863
[INFO] extracting crate hybrid-clocks 0.5.3 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate hybrid-clocks 0.5.3 on toolchain 9c1dcf141bc0875407c4eb36972857bd3db713e2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hybrid-clocks 0.5.3
[INFO] finished tweaking crates.io crate hybrid-clocks 0.5.3
[INFO] tweaked toml for crates.io crate hybrid-clocks 0.5.3 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate hybrid-clocks 0.5.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_json v1.0.44
[INFO] [stderr]   Downloaded time-macros-impl v0.1.0
[INFO] [stderr]   Downloaded time-macros v0.1.0
[INFO] [stderr]   Downloaded hex-slice v0.1.4
[INFO] [stderr]   Downloaded rustversion v1.0.1
[INFO] [stderr]   Downloaded suppositions v0.1.4
[INFO] [stderr]   Downloaded time v0.2.4
[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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f7224c929247c97054f136bfed8b695d31e5768821f139d3c2ddcafe2330d785
[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" "f7224c929247c97054f136bfed8b695d31e5768821f139d3c2ddcafe2330d785", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f7224c929247c97054f136bfed8b695d31e5768821f139d3c2ddcafe2330d785", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7224c929247c97054f136bfed8b695d31e5768821f139d3c2ddcafe2330d785", kill_on_drop: false }`
[INFO] [stdout] f7224c929247c97054f136bfed8b695d31e5768821f139d3c2ddcafe2330d785
[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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 138cbc77dd87f4787f54d87a20c462eecc1764e6ebf1612bc4e4402e9ec7ce82
[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" "138cbc77dd87f4787f54d87a20c462eecc1764e6ebf1612bc4e4402e9ec7ce82", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]     Checking hex-slice v0.1.4
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking suppositions v0.1.4
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking serde_json v1.0.44
[INFO] [stderr]    Compiling thiserror-impl v1.0.9
[INFO] [stderr]     Checking thiserror v1.0.9
[INFO] [stderr]     Checking hybrid-clocks v0.5.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.52s
[INFO] running `Command { std: "docker" "inspect" "138cbc77dd87f4787f54d87a20c462eecc1764e6ebf1612bc4e4402e9ec7ce82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "138cbc77dd87f4787f54d87a20c462eecc1764e6ebf1612bc4e4402e9ec7ce82", kill_on_drop: false }`
[INFO] [stdout] 138cbc77dd87f4787f54d87a20c462eecc1764e6ebf1612bc4e4402e9ec7ce82