[INFO] fetching crate task-stream 0.3.7...
[INFO] checking task-stream-0.3.7 against try#24cd45d7714ba43afd4b8e62fb677b069b21c4a5 for pr-129543
[INFO] extracting crate task-stream 0.3.7 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate task-stream 0.3.7 on toolchain 24cd45d7714ba43afd4b8e62fb677b069b21c4a5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate task-stream 0.3.7
[INFO] finished tweaking crates.io crate task-stream 0.3.7
[INFO] tweaked toml for crates.io crate task-stream 0.3.7 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate task-stream 0.3.7 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c7305f61a6742a304453ddda21850fa1cbcca8d74332c606feaf72949f90d565
[INFO] running `Command { std: "docker" "start" "-a" "c7305f61a6742a304453ddda21850fa1cbcca8d74332c606feaf72949f90d565", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7305f61a6742a304453ddda21850fa1cbcca8d74332c606feaf72949f90d565", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7305f61a6742a304453ddda21850fa1cbcca8d74332c606feaf72949f90d565", kill_on_drop: false }`
[INFO] [stdout] c7305f61a6742a304453ddda21850fa1cbcca8d74332c606feaf72949f90d565
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 454ab1b3101a76c78e0a35f015ec32d54d5d5487feae49da9323d8a37d2717d8
[INFO] running `Command { std: "docker" "start" "-a" "454ab1b3101a76c78e0a35f015ec32d54d5d5487feae49da9323d8a37d2717d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling atomic v0.5.1
[INFO] [stderr]     Checking spin_loop v0.1.1
[INFO] [stderr]     Checking bare-metal v1.0.0
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling libc v0.2.124
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking interrupt v0.1.3
[INFO] [stderr]    Compiling critical-section v0.2.7
[INFO] [stderr]     Checking pin-project-lite v0.2.8
[INFO] [stderr]     Checking slab v0.4.6
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling atomic-polyfill v0.1.8
[INFO] [stderr]     Checking time-clock v0.1.0
[INFO] [stderr]     Checking clock_source v0.2.4
[INFO] [stderr]     Checking async-task v4.2.0
[INFO] [stderr]     Checking tick_clock v0.1.2
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking ach-util v0.1.15
[INFO] [stderr]     Checking ach-cell v0.1.16
[INFO] [stderr]     Checking ach-ring v0.1.9
[INFO] [stderr]     Checking ach-once v0.1.5
[INFO] [stderr]     Checking ach-array v0.1.8
[INFO] [stderr]     Checking ach-lazy v0.1.2
[INFO] [stderr]     Checking ach-mpmc v0.2.0
[INFO] [stderr]     Checking async_ach-waker v0.1.3
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking futures-executor v0.3.21
[INFO] [stderr]     Checking async-tick v0.1.7
[INFO] [stderr]     Checking task-stream v0.3.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.09s
[INFO] running `Command { std: "docker" "inspect" "454ab1b3101a76c78e0a35f015ec32d54d5d5487feae49da9323d8a37d2717d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "454ab1b3101a76c78e0a35f015ec32d54d5d5487feae49da9323d8a37d2717d8", kill_on_drop: false }`
[INFO] [stdout] 454ab1b3101a76c78e0a35f015ec32d54d5d5487feae49da9323d8a37d2717d8