[INFO] fetching crate studio 0.0.0...
[INFO] testing studio-0.0.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate studio 0.0.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate studio 0.0.0
[INFO] finished tweaking crates.io crate studio 0.0.0
[INFO] tweaked toml for crates.io crate studio 0.0.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate studio 0.0.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f5229c658bdc4a4de8086d7c803222d1091a9a2f486717fbcc1a663bdff635b0
[INFO] running `Command { std: "docker" "start" "-a" "f5229c658bdc4a4de8086d7c803222d1091a9a2f486717fbcc1a663bdff635b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f5229c658bdc4a4de8086d7c803222d1091a9a2f486717fbcc1a663bdff635b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5229c658bdc4a4de8086d7c803222d1091a9a2f486717fbcc1a663bdff635b0", kill_on_drop: false }`
[INFO] [stdout] f5229c658bdc4a4de8086d7c803222d1091a9a2f486717fbcc1a663bdff635b0
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 62f5f67d7ea3119891940ffb0dad8046ea10deb85e6f97aa532bf9ad3d7b5a8d
[INFO] running `Command { std: "docker" "start" "-a" "62f5f67d7ea3119891940ffb0dad8046ea10deb85e6f97aa532bf9ad3d7b5a8d", kill_on_drop: false }`
[INFO] [stderr]    Compiling studio v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "62f5f67d7ea3119891940ffb0dad8046ea10deb85e6f97aa532bf9ad3d7b5a8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62f5f67d7ea3119891940ffb0dad8046ea10deb85e6f97aa532bf9ad3d7b5a8d", kill_on_drop: false }`
[INFO] [stdout] 62f5f67d7ea3119891940ffb0dad8046ea10deb85e6f97aa532bf9ad3d7b5a8d
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0da695edf7620ac4656adbb9ed4c1d2ee32b81f6abbac70f1f56a1ee15caeb87
[INFO] running `Command { std: "docker" "start" "-a" "0da695edf7620ac4656adbb9ed4c1d2ee32b81f6abbac70f1f56a1ee15caeb87", kill_on_drop: false }`
[INFO] [stderr]    Compiling studio v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "0da695edf7620ac4656adbb9ed4c1d2ee32b81f6abbac70f1f56a1ee15caeb87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0da695edf7620ac4656adbb9ed4c1d2ee32b81f6abbac70f1f56a1ee15caeb87", kill_on_drop: false }`
[INFO] [stdout] 0da695edf7620ac4656adbb9ed4c1d2ee32b81f6abbac70f1f56a1ee15caeb87
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 345aad9c2c36a4a9b88390079aae431a2c2e2fc6cc4fece6d6b0b95a827df059
[INFO] running `Command { std: "docker" "start" "-a" "345aad9c2c36a4a9b88390079aae431a2c2e2fc6cc4fece6d6b0b95a827df059", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/studio-e640eeb65e0cee40)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stderr]    Doc-tests studio
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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" "345aad9c2c36a4a9b88390079aae431a2c2e2fc6cc4fece6d6b0b95a827df059", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "345aad9c2c36a4a9b88390079aae431a2c2e2fc6cc4fece6d6b0b95a827df059", kill_on_drop: false }`
[INFO] [stdout] 345aad9c2c36a4a9b88390079aae431a2c2e2fc6cc4fece6d6b0b95a827df059