[INFO] fetching crate pros-async 0.2.0...
[INFO] checking pros-async-0.2.0 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] extracting crate pros-async 0.2.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate pros-async 0.2.0 on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pros-async 0.2.0
[INFO] finished tweaking crates.io crate pros-async 0.2.0
[INFO] tweaked toml for crates.io crate pros-async 0.2.0 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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 31 packages to latest compatible versions
[INFO] [stderr]       Adding windows-sys v0.52.0 (latest: v0.59.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dlmalloc v0.2.6
[INFO] [stderr]   Downloaded pros-core v0.1.1
[INFO] [stderr]   Downloaded no_std_io v0.6.0
[INFO] [stderr]   Downloaded pros-sys v0.8.0
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7f5e9d01c6c4d6bb44d3af10508ff2249be8bbc349d4e5e6fcf31cdaec695af8
[INFO] running `Command { std: "docker" "start" "-a" "7f5e9d01c6c4d6bb44d3af10508ff2249be8bbc349d4e5e6fcf31cdaec695af8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f5e9d01c6c4d6bb44d3af10508ff2249be8bbc349d4e5e6fcf31cdaec695af8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f5e9d01c6c4d6bb44d3af10508ff2249be8bbc349d4e5e6fcf31cdaec695af8", kill_on_drop: false }`
[INFO] [stdout] 7f5e9d01c6c4d6bb44d3af10508ff2249be8bbc349d4e5e6fcf31cdaec695af8
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9feab04ae9579621e4514392b2bbe1dbab703cafb5a445f7b97e94b18ef0cda4
[INFO] running `Command { std: "docker" "start" "-a" "9feab04ae9579621e4514392b2bbe1dbab703cafb5a445f7b97e94b18ef0cda4", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking async-task v4.7.1
[INFO] [stderr]     Checking waker-fn v1.2.0
[INFO] [stderr]    Compiling pros-sys v0.8.0
[INFO] [stderr]    Compiling snafu-derive v0.8.4
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking no_std_io v0.6.0
[INFO] [stderr]     Checking snafu v0.8.4
[INFO] [stderr]     Checking pros-core v0.1.1
[INFO] [stderr]     Checking pros-async v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.74s
[INFO] running `Command { std: "docker" "inspect" "9feab04ae9579621e4514392b2bbe1dbab703cafb5a445f7b97e94b18ef0cda4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9feab04ae9579621e4514392b2bbe1dbab703cafb5a445f7b97e94b18ef0cda4", kill_on_drop: false }`
[INFO] [stdout] 9feab04ae9579621e4514392b2bbe1dbab703cafb5a445f7b97e94b18ef0cda4
[INFO] checking pros-async-0.2.0 against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] extracting crate pros-async 0.2.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate pros-async 0.2.0 on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pros-async 0.2.0
[INFO] finished tweaking crates.io crate pros-async 0.2.0
[INFO] tweaked toml for crates.io crate pros-async 0.2.0 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" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 31 packages to latest compatible versions
[INFO] [stderr]       Adding windows-sys v0.52.0 (latest: v0.59.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a976ac6153ba16869485e04ea932b6b6c7816014538bed96c7096d34b3df9364
[INFO] running `Command { std: "docker" "start" "-a" "a976ac6153ba16869485e04ea932b6b6c7816014538bed96c7096d34b3df9364", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a976ac6153ba16869485e04ea932b6b6c7816014538bed96c7096d34b3df9364", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a976ac6153ba16869485e04ea932b6b6c7816014538bed96c7096d34b3df9364", kill_on_drop: false }`
[INFO] [stdout] a976ac6153ba16869485e04ea932b6b6c7816014538bed96c7096d34b3df9364
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7255388516deb74abeec50f5c5a664f16f06c567248dd1320c807dc19453cfd4
[INFO] running `Command { std: "docker" "start" "-a" "7255388516deb74abeec50f5c5a664f16f06c567248dd1320c807dc19453cfd4", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]    Compiling pros-sys v0.8.0
[INFO] [stderr]     Checking async-task v4.7.1
[INFO] [stderr]     Checking waker-fn v1.2.0
[INFO] [stderr]    Compiling snafu-derive v0.8.4
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking no_std_io v0.6.0
[INFO] [stderr]     Checking snafu v0.8.4
[INFO] [stderr]     Checking pros-core v0.1.1
[INFO] [stderr]     Checking pros-async v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.97s
[INFO] running `Command { std: "docker" "inspect" "7255388516deb74abeec50f5c5a664f16f06c567248dd1320c807dc19453cfd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7255388516deb74abeec50f5c5a664f16f06c567248dd1320c807dc19453cfd4", kill_on_drop: false }`
[INFO] [stdout] 7255388516deb74abeec50f5c5a664f16f06c567248dd1320c807dc19453cfd4