[INFO] fetching crate background-jobs-core 0.15.0...
[INFO] checking background-jobs-core-0.15.0 against master#b0696a5160711c068cb1f01b7437db7990d15750 for pr-121848
[INFO] extracting crate background-jobs-core 0.15.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate background-jobs-core 0.15.0 on toolchain b0696a5160711c068cb1f01b7437db7990d15750
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate background-jobs-core 0.15.0
[INFO] finished tweaking crates.io crate background-jobs-core 0.15.0
[INFO] tweaked toml for crates.io crate background-jobs-core 0.15.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded metrics-macros v0.7.1
[INFO] [stderr]   Downloaded metrics v0.21.1
[INFO] [stderr]   Downloaded portable-atomic v1.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 28a513d8b7692811ddad5c267ffcdfcfa66c19985bf8159adc6a54e6b0838c90
[INFO] running `Command { std: "docker" "start" "-a" "28a513d8b7692811ddad5c267ffcdfcfa66c19985bf8159adc6a54e6b0838c90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "28a513d8b7692811ddad5c267ffcdfcfa66c19985bf8159adc6a54e6b0838c90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28a513d8b7692811ddad5c267ffcdfcfa66c19985bf8159adc6a54e6b0838c90", kill_on_drop: false }`
[INFO] [stdout] 28a513d8b7692811ddad5c267ffcdfcfa66c19985bf8159adc6a54e6b0838c90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e037f66925004dddc4983ae951804a698e709838597ad3f8de8c06a2289c95af
[INFO] running `Command { std: "docker" "start" "-a" "e037f66925004dddc4983ae951804a698e709838597ad3f8de8c06a2289c95af", kill_on_drop: false }`
[INFO] [stderr]    Compiling metrics-macros v0.7.1
[INFO] [stderr]    Compiling async-trait v0.1.77
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]     Checking metrics v0.21.1
[INFO] [stderr]     Checking deranged v0.3.11
[INFO] [stderr]     Checking serde_json v1.0.114
[INFO] [stderr]     Checking uuid v1.7.0
[INFO] [stderr]     Checking time v0.3.34
[INFO] [stderr]     Checking background-jobs-core v0.15.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.97s
[INFO] running `Command { std: "docker" "inspect" "e037f66925004dddc4983ae951804a698e709838597ad3f8de8c06a2289c95af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e037f66925004dddc4983ae951804a698e709838597ad3f8de8c06a2289c95af", kill_on_drop: false }`
[INFO] [stdout] e037f66925004dddc4983ae951804a698e709838597ad3f8de8c06a2289c95af
[INFO] checking background-jobs-core-0.15.0 against try#bfe97fcae016881ad333f0ff8cea2cadb9cf136c for pr-121848
[INFO] extracting crate background-jobs-core 0.15.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate background-jobs-core 0.15.0 on toolchain bfe97fcae016881ad333f0ff8cea2cadb9cf136c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate background-jobs-core 0.15.0
[INFO] finished tweaking crates.io crate background-jobs-core 0.15.0
[INFO] tweaked toml for crates.io crate background-jobs-core 0.15.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] add9ac2554a7ba77a923190b8f1848d3628b9169290c8ac671f63a70f56c24b8
[INFO] running `Command { std: "docker" "start" "-a" "add9ac2554a7ba77a923190b8f1848d3628b9169290c8ac671f63a70f56c24b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "add9ac2554a7ba77a923190b8f1848d3628b9169290c8ac671f63a70f56c24b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "add9ac2554a7ba77a923190b8f1848d3628b9169290c8ac671f63a70f56c24b8", kill_on_drop: false }`
[INFO] [stdout] add9ac2554a7ba77a923190b8f1848d3628b9169290c8ac671f63a70f56c24b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6aca8329426937298c99e22022447949db903b004746a772ba9dee927c3da85c
[INFO] running `Command { std: "docker" "start" "-a" "6aca8329426937298c99e22022447949db903b004746a772ba9dee927c3da85c", kill_on_drop: false }`
[INFO] [stderr]    Compiling metrics-macros v0.7.1
[INFO] [stderr]    Compiling async-trait v0.1.77
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]     Checking metrics v0.21.1
[INFO] [stderr]     Checking deranged v0.3.11
[INFO] [stderr]     Checking serde_json v1.0.114
[INFO] [stderr]     Checking uuid v1.7.0
[INFO] [stderr]     Checking time v0.3.34
[INFO] [stderr]     Checking background-jobs-core v0.15.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.07s
[INFO] running `Command { std: "docker" "inspect" "6aca8329426937298c99e22022447949db903b004746a772ba9dee927c3da85c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6aca8329426937298c99e22022447949db903b004746a772ba9dee927c3da85c", kill_on_drop: false }`
[INFO] [stdout] 6aca8329426937298c99e22022447949db903b004746a772ba9dee927c3da85c
