[INFO] fetching crate async-barrier 1.1.0...
[INFO] checking async-barrier-1.1.0 against master#b286722878e18db29a7fbe672be7c4d3b02e8e4d for pr-127655
[INFO] extracting crate async-barrier 1.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate async-barrier 1.1.0 on toolchain b286722878e18db29a7fbe672be7c4d3b02e8e4d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-barrier 1.1.0
[INFO] finished tweaking crates.io crate async-barrier 1.1.0
[INFO] tweaked toml for crates.io crate async-barrier 1.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 16 packages to latest compatible versions
[INFO] [stderr]       Adding async-channel v1.9.0 (latest: v2.3.1)
[INFO] [stderr]       Adding event-listener v2.5.3 (latest: v5.3.1)
[INFO] [stderr]       Adding fastrand v1.9.0 (latest: v2.1.0)
[INFO] [stderr]       Adding futures-lite v1.13.0 (latest: v2.3.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 819a6bc978551f60d7c3fa988282c883fff54deafdc1252c146ab74094621dcf
[INFO] running `Command { std: "docker" "start" "-a" "819a6bc978551f60d7c3fa988282c883fff54deafdc1252c146ab74094621dcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "819a6bc978551f60d7c3fa988282c883fff54deafdc1252c146ab74094621dcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "819a6bc978551f60d7c3fa988282c883fff54deafdc1252c146ab74094621dcf", kill_on_drop: false }`
[INFO] [stdout] 819a6bc978551f60d7c3fa988282c883fff54deafdc1252c146ab74094621dcf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb7c13bb51758767bc39b03992acc790fb3b40913467e7cfb1e8f261ded1fcc1
[INFO] running `Command { std: "docker" "start" "-a" "fb7c13bb51758767bc39b03992acc790fb3b40913467e7cfb1e8f261ded1fcc1", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]     Checking async-mutex v1.4.0
[INFO] [stderr]     Checking async-barrier v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]     Checking async-channel v1.9.0
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "fb7c13bb51758767bc39b03992acc790fb3b40913467e7cfb1e8f261ded1fcc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb7c13bb51758767bc39b03992acc790fb3b40913467e7cfb1e8f261ded1fcc1", kill_on_drop: false }`
[INFO] [stdout] fb7c13bb51758767bc39b03992acc790fb3b40913467e7cfb1e8f261ded1fcc1
[INFO] checking async-barrier-1.1.0 against try#6a5749073f2ebf59d7740d30e50a932a85756ee7 for pr-127655
[INFO] extracting crate async-barrier 1.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate async-barrier 1.1.0 on toolchain 6a5749073f2ebf59d7740d30e50a932a85756ee7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6a5749073f2ebf59d7740d30e50a932a85756ee7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-barrier 1.1.0
[INFO] finished tweaking crates.io crate async-barrier 1.1.0
[INFO] tweaked toml for crates.io crate async-barrier 1.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6a5749073f2ebf59d7740d30e50a932a85756ee7" "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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 16 packages to latest compatible versions
[INFO] [stderr]       Adding async-channel v1.9.0 (latest: v2.3.1)
[INFO] [stderr]       Adding event-listener v2.5.3 (latest: v5.3.1)
[INFO] [stderr]       Adding fastrand v1.9.0 (latest: v2.1.0)
[INFO] [stderr]       Adding futures-lite v1.13.0 (latest: v2.3.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6a5749073f2ebf59d7740d30e50a932a85756ee7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+6a5749073f2ebf59d7740d30e50a932a85756ee7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b47a451f86a3fb5bf4dc4a2205cc9bb6d5852a862cba8081288c984994e9010a
[INFO] running `Command { std: "docker" "start" "-a" "b47a451f86a3fb5bf4dc4a2205cc9bb6d5852a862cba8081288c984994e9010a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b47a451f86a3fb5bf4dc4a2205cc9bb6d5852a862cba8081288c984994e9010a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b47a451f86a3fb5bf4dc4a2205cc9bb6d5852a862cba8081288c984994e9010a", kill_on_drop: false }`
[INFO] [stdout] b47a451f86a3fb5bf4dc4a2205cc9bb6d5852a862cba8081288c984994e9010a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+6a5749073f2ebf59d7740d30e50a932a85756ee7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f918cee0192eadcbf317acf8ff96f3a97a3ac3c5a7bcbfaeb259517ab88d6d7
[INFO] running `Command { std: "docker" "start" "-a" "2f918cee0192eadcbf317acf8ff96f3a97a3ac3c5a7bcbfaeb259517ab88d6d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]     Checking async-mutex v1.4.0
[INFO] [stderr]     Checking async-barrier v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]     Checking async-channel v1.9.0
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "2f918cee0192eadcbf317acf8ff96f3a97a3ac3c5a7bcbfaeb259517ab88d6d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f918cee0192eadcbf317acf8ff96f3a97a3ac3c5a7bcbfaeb259517ab88d6d7", kill_on_drop: false }`
[INFO] [stdout] 2f918cee0192eadcbf317acf8ff96f3a97a3ac3c5a7bcbfaeb259517ab88d6d7
