[INFO] fetching crate simple_io 0.1.1...
[INFO] testing simple_io-0.1.1 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate simple_io 0.1.1 into /workspace/builds/worker-112/source
[INFO] validating manifest of crates.io crate simple_io 0.1.1 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate simple_io 0.1.1
[INFO] finished tweaking crates.io crate simple_io 0.1.1
[INFO] tweaked toml for crates.io crate simple_io 0.1.1 written to /workspace/builds/worker-112/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9c1f7249e94ad44be8f0a6ce19e30eca7d2d212ec27fd21cb62d3a82f5d88580
[INFO] running `Command { std: "docker" "start" "-a" "9c1f7249e94ad44be8f0a6ce19e30eca7d2d212ec27fd21cb62d3a82f5d88580", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c1f7249e94ad44be8f0a6ce19e30eca7d2d212ec27fd21cb62d3a82f5d88580", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c1f7249e94ad44be8f0a6ce19e30eca7d2d212ec27fd21cb62d3a82f5d88580", kill_on_drop: false }`
[INFO] [stdout] 9c1f7249e94ad44be8f0a6ce19e30eca7d2d212ec27fd21cb62d3a82f5d88580
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3ecdfb3f0edbc8ad840c9f4709c05da0f17e658f8de24d85edcb999c4ba59c2
[INFO] running `Command { std: "docker" "start" "-a" "d3ecdfb3f0edbc8ad840c9f4709c05da0f17e658f8de24d85edcb999c4ba59c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple_io v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "d3ecdfb3f0edbc8ad840c9f4709c05da0f17e658f8de24d85edcb999c4ba59c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3ecdfb3f0edbc8ad840c9f4709c05da0f17e658f8de24d85edcb999c4ba59c2", kill_on_drop: false }`
[INFO] [stdout] d3ecdfb3f0edbc8ad840c9f4709c05da0f17e658f8de24d85edcb999c4ba59c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6cb800fed86f45711af1858b48eab5d0e60480c969e354ee76102eea1aa64377
[INFO] running `Command { std: "docker" "start" "-a" "6cb800fed86f45711af1858b48eab5d0e60480c969e354ee76102eea1aa64377", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple_io v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "6cb800fed86f45711af1858b48eab5d0e60480c969e354ee76102eea1aa64377", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cb800fed86f45711af1858b48eab5d0e60480c969e354ee76102eea1aa64377", kill_on_drop: false }`
[INFO] [stdout] 6cb800fed86f45711af1858b48eab5d0e60480c969e354ee76102eea1aa64377
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e0b2798a3df947f902efa34b3f43168a567e22f28fbde221efeeb59c1abdf718
[INFO] running `Command { std: "docker" "start" "-a" "e0b2798a3df947f902efa34b3f43168a567e22f28fbde221efeeb59c1abdf718", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/simple_io-3776c7e8454d0eea)
[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] [stderr]    Doc-tests simple_io
[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" "e0b2798a3df947f902efa34b3f43168a567e22f28fbde221efeeb59c1abdf718", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0b2798a3df947f902efa34b3f43168a567e22f28fbde221efeeb59c1abdf718", kill_on_drop: false }`
[INFO] [stdout] e0b2798a3df947f902efa34b3f43168a567e22f28fbde221efeeb59c1abdf718