[INFO] fetching crate io-synesthesist 0.1.1...
[INFO] testing io-synesthesist-0.1.1 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate io-synesthesist 0.1.1 into /workspace/builds/worker-107/source
[INFO] validating manifest of crates.io crate io-synesthesist 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 io-synesthesist 0.1.1
[INFO] finished tweaking crates.io crate io-synesthesist 0.1.1
[INFO] tweaked toml for crates.io crate io-synesthesist 0.1.1 written to /workspace/builds/worker-107/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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] d8e092dd7c5d02e1a7310862cb78a2c1444dd3e9c0b2c2466e7dc0e4434404cb
[INFO] running `Command { std: "docker" "start" "-a" "d8e092dd7c5d02e1a7310862cb78a2c1444dd3e9c0b2c2466e7dc0e4434404cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8e092dd7c5d02e1a7310862cb78a2c1444dd3e9c0b2c2466e7dc0e4434404cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8e092dd7c5d02e1a7310862cb78a2c1444dd3e9c0b2c2466e7dc0e4434404cb", kill_on_drop: false }`
[INFO] [stdout] d8e092dd7c5d02e1a7310862cb78a2c1444dd3e9c0b2c2466e7dc0e4434404cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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] 1f3afab01cfe5191c51985e6920c1b10c19331f13263e42ee84b5cf276be24f8
[INFO] running `Command { std: "docker" "start" "-a" "1f3afab01cfe5191c51985e6920c1b10c19331f13263e42ee84b5cf276be24f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling io-synesthesist v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "1f3afab01cfe5191c51985e6920c1b10c19331f13263e42ee84b5cf276be24f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f3afab01cfe5191c51985e6920c1b10c19331f13263e42ee84b5cf276be24f8", kill_on_drop: false }`
[INFO] [stdout] 1f3afab01cfe5191c51985e6920c1b10c19331f13263e42ee84b5cf276be24f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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] d11516046c68d9a84891065adf54cd2594353e346555cf26bf764ae9c108ec4b
[INFO] running `Command { std: "docker" "start" "-a" "d11516046c68d9a84891065adf54cd2594353e346555cf26bf764ae9c108ec4b", kill_on_drop: false }`
[INFO] [stderr]    Compiling io-synesthesist v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "d11516046c68d9a84891065adf54cd2594353e346555cf26bf764ae9c108ec4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d11516046c68d9a84891065adf54cd2594353e346555cf26bf764ae9c108ec4b", kill_on_drop: false }`
[INFO] [stdout] d11516046c68d9a84891065adf54cd2594353e346555cf26bf764ae9c108ec4b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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] 300a776bd4cc4be5ef63115306b4386334825a21bae835551781629fd9cfdef1
[INFO] running `Command { std: "docker" "start" "-a" "300a776bd4cc4be5ef63115306b4386334825a21bae835551781629fd9cfdef1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/io_synesthesist-8e5d19c8bc0a8e30)
[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 io-synesthesist
[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" "300a776bd4cc4be5ef63115306b4386334825a21bae835551781629fd9cfdef1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "300a776bd4cc4be5ef63115306b4386334825a21bae835551781629fd9cfdef1", kill_on_drop: false }`
[INFO] [stdout] 300a776bd4cc4be5ef63115306b4386334825a21bae835551781629fd9cfdef1