[INFO] fetching crate fexun 0.0.0-placeholder...
[INFO] testing fexun-0.0.0-placeholder against 1.90.0 for beta-1.91-3
[INFO] extracting crate fexun 0.0.0-placeholder into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate fexun 0.0.0-placeholder
[INFO] finished tweaking crates.io crate fexun 0.0.0-placeholder
[INFO] tweaked toml for crates.io crate fexun 0.0.0-placeholder written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate fexun 0.0.0-placeholder on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate fexun 0.0.0-placeholder already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9d0e935df4ad7c9fd01cc1e32c2ce05da61cb1ace8983e3949deec7af24e16f1
[INFO] running `Command { std: "docker" "start" "-a" "9d0e935df4ad7c9fd01cc1e32c2ce05da61cb1ace8983e3949deec7af24e16f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d0e935df4ad7c9fd01cc1e32c2ce05da61cb1ace8983e3949deec7af24e16f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d0e935df4ad7c9fd01cc1e32c2ce05da61cb1ace8983e3949deec7af24e16f1", kill_on_drop: false }`
[INFO] [stdout] 9d0e935df4ad7c9fd01cc1e32c2ce05da61cb1ace8983e3949deec7af24e16f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 09718facfc9d651ba30481f507ae8199198b455d275ee2a99f282f03f9696ff4
[INFO] running `Command { std: "docker" "start" "-a" "09718facfc9d651ba30481f507ae8199198b455d275ee2a99f282f03f9696ff4", kill_on_drop: false }`
[INFO] [stderr]    Compiling fexun v0.0.0-placeholder (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] running `Command { std: "docker" "inspect" "09718facfc9d651ba30481f507ae8199198b455d275ee2a99f282f03f9696ff4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09718facfc9d651ba30481f507ae8199198b455d275ee2a99f282f03f9696ff4", kill_on_drop: false }`
[INFO] [stdout] 09718facfc9d651ba30481f507ae8199198b455d275ee2a99f282f03f9696ff4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b9fd5492e0a19c88aba8c453e37369b80b0d32bc422500a7077640311382497b
[INFO] running `Command { std: "docker" "start" "-a" "b9fd5492e0a19c88aba8c453e37369b80b0d32bc422500a7077640311382497b", kill_on_drop: false }`
[INFO] [stderr]    Compiling fexun v0.0.0-placeholder (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "b9fd5492e0a19c88aba8c453e37369b80b0d32bc422500a7077640311382497b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9fd5492e0a19c88aba8c453e37369b80b0d32bc422500a7077640311382497b", kill_on_drop: false }`
[INFO] [stdout] b9fd5492e0a19c88aba8c453e37369b80b0d32bc422500a7077640311382497b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e6834defb36e27b6ebefb147cf7b6f4ddf8d4870e6dfb3e47264d15fbee22bd5
[INFO] running `Command { std: "docker" "start" "-a" "e6834defb36e27b6ebefb147cf7b6f4ddf8d4870e6dfb3e47264d15fbee22bd5", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/fexun-c6a4472086085e6e)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[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] [stderr]    Doc-tests fexun
[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" "e6834defb36e27b6ebefb147cf7b6f4ddf8d4870e6dfb3e47264d15fbee22bd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6834defb36e27b6ebefb147cf7b6f4ddf8d4870e6dfb3e47264d15fbee22bd5", kill_on_drop: false }`
[INFO] [stdout] e6834defb36e27b6ebefb147cf7b6f4ddf8d4870e6dfb3e47264d15fbee22bd5