[INFO] fetching crate work_tock 0.2.0...
[INFO] checking work_tock-0.2.0 against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] extracting crate work_tock 0.2.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate work_tock 0.2.0 on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate work_tock 0.2.0
[INFO] finished tweaking crates.io crate work_tock 0.2.0
[INFO] tweaked toml for crates.io crate work_tock 0.2.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate work_tock 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded clap_conf v0.1.5
[INFO] [stderr]   Downloaded lazy_conf v0.1.1
[INFO] [stderr]   Downloaded derive_more v0.13.0
[INFO] [stderr]   Downloaded gobble v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d81e80874757347977c6ff86a88815363870536e4a48afc5efb3673946166d26
[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" "d81e80874757347977c6ff86a88815363870536e4a48afc5efb3673946166d26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d81e80874757347977c6ff86a88815363870536e4a48afc5efb3673946166d26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d81e80874757347977c6ff86a88815363870536e4a48afc5efb3673946166d26", kill_on_drop: false }`
[INFO] [stdout] d81e80874757347977c6ff86a88815363870536e4a48afc5efb3673946166d26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 94c431e21a057f770771a5cfa7d434dcd518167ddeb5d4409c56dd742c4f85f0
[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" "94c431e21a057f770771a5cfa7d434dcd518167ddeb5d4409c56dd742c4f85f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking object v0.19.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking lazy_conf v0.1.1
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking backtrace v0.3.48
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]    Compiling derive_more v0.13.0
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.19
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking thiserror v1.0.19
[INFO] [stderr]     Checking clap_conf v0.1.5
[INFO] [stderr]     Checking gobble v0.3.0
[INFO] [stderr]     Checking work_tock v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.22s
[INFO] running `Command { std: "docker" "inspect" "94c431e21a057f770771a5cfa7d434dcd518167ddeb5d4409c56dd742c4f85f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94c431e21a057f770771a5cfa7d434dcd518167ddeb5d4409c56dd742c4f85f0", kill_on_drop: false }`
[INFO] [stdout] 94c431e21a057f770771a5cfa7d434dcd518167ddeb5d4409c56dd742c4f85f0