[INFO] fetching crate srws 0.2.3...
[INFO] testing srws-0.2.3 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate srws 0.2.3 into /workspace/builds/worker-93/source
[INFO] validating manifest of crates.io crate srws 0.2.3 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate srws 0.2.3
[INFO] finished tweaking crates.io crate srws 0.2.3
[INFO] tweaked toml for crates.io crate srws 0.2.3 written to /workspace/builds/worker-93/source/Cargo.toml
[INFO] crate crates.io crate srws 0.2.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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 readconfig v0.2.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f7914ac63e385debdf5cd15742e6161af8e77b3a68b6b415db5855d5c859aadb
[INFO] running `Command { std: "docker" "start" "-a" "f7914ac63e385debdf5cd15742e6161af8e77b3a68b6b415db5855d5c859aadb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f7914ac63e385debdf5cd15742e6161af8e77b3a68b6b415db5855d5c859aadb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7914ac63e385debdf5cd15742e6161af8e77b3a68b6b415db5855d5c859aadb", kill_on_drop: false }`
[INFO] [stdout] f7914ac63e385debdf5cd15742e6161af8e77b3a68b6b415db5855d5c859aadb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9f3d97349b3dd2182f6a624f2e77ec2842ab1a24ca635e80880cfbe28ff46c4e
[INFO] running `Command { std: "docker" "start" "-a" "9f3d97349b3dd2182f6a624f2e77ec2842ab1a24ca635e80880cfbe28ff46c4e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling readconfig v0.2.5
[INFO] [stderr]    Compiling srws v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.86s
[INFO] running `Command { std: "docker" "inspect" "9f3d97349b3dd2182f6a624f2e77ec2842ab1a24ca635e80880cfbe28ff46c4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f3d97349b3dd2182f6a624f2e77ec2842ab1a24ca635e80880cfbe28ff46c4e", kill_on_drop: false }`
[INFO] [stdout] 9f3d97349b3dd2182f6a624f2e77ec2842ab1a24ca635e80880cfbe28ff46c4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 21c0b40b6637f8b814f42ab25b3b9351876a0db48a94f9244e325fe8197d51c1
[INFO] running `Command { std: "docker" "start" "-a" "21c0b40b6637f8b814f42ab25b3b9351876a0db48a94f9244e325fe8197d51c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling srws v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "21c0b40b6637f8b814f42ab25b3b9351876a0db48a94f9244e325fe8197d51c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21c0b40b6637f8b814f42ab25b3b9351876a0db48a94f9244e325fe8197d51c1", kill_on_drop: false }`
[INFO] [stdout] 21c0b40b6637f8b814f42ab25b3b9351876a0db48a94f9244e325fe8197d51c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 831b216b9af14120c6f24df2eeb59e402fc42da69e1f756ad5a087a5169f3a49
[INFO] running `Command { std: "docker" "start" "-a" "831b216b9af14120c6f24df2eeb59e402fc42da69e1f756ad5a087a5169f3a49", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/srws-6b336e12f3b1790c)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "831b216b9af14120c6f24df2eeb59e402fc42da69e1f756ad5a087a5169f3a49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "831b216b9af14120c6f24df2eeb59e402fc42da69e1f756ad5a087a5169f3a49", kill_on_drop: false }`
[INFO] [stdout] 831b216b9af14120c6f24df2eeb59e402fc42da69e1f756ad5a087a5169f3a49