[INFO] fetching crate flexible-io 0.4.0...
[INFO] testing flexible-io-0.4.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_getrandom_patch_0
[INFO] extracting crate flexible-io 0.4.0 into /workspace/builds/worker-5-tc1/source
[INFO] removed /workspace/builds/worker-5-tc1/source/rust-toolchain
[INFO] started tweaking crates.io crate flexible-io 0.4.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate flexible-io 0.4.0
[INFO] tweaked toml for crates.io crate flexible-io 0.4.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate flexible-io 0.4.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cbfedff4ce7561046d5fdcbdede4c2b639c7bbed6674319d7e19175db8188797
[INFO] running `Command { std: "docker" "start" "-a" "cbfedff4ce7561046d5fdcbdede4c2b639c7bbed6674319d7e19175db8188797", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cbfedff4ce7561046d5fdcbdede4c2b639c7bbed6674319d7e19175db8188797", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbfedff4ce7561046d5fdcbdede4c2b639c7bbed6674319d7e19175db8188797", kill_on_drop: false }`
[INFO] [stdout] cbfedff4ce7561046d5fdcbdede4c2b639c7bbed6674319d7e19175db8188797
[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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] e175cfe2088e7155fc651ec1bf125adc680df3b8352d2dae542c21468228b84c
[INFO] running `Command { std: "docker" "start" "-a" "e175cfe2088e7155fc651ec1bf125adc680df3b8352d2dae542c21468228b84c", kill_on_drop: false }`
[INFO] [stderr]    Compiling flexible-io v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "e175cfe2088e7155fc651ec1bf125adc680df3b8352d2dae542c21468228b84c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e175cfe2088e7155fc651ec1bf125adc680df3b8352d2dae542c21468228b84c", kill_on_drop: false }`
[INFO] [stdout] e175cfe2088e7155fc651ec1bf125adc680df3b8352d2dae542c21468228b84c
[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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 2c7dae10fb543cd0f5cf596d6d6de159be8ac2b5675f929fa239c775893478f5
[INFO] running `Command { std: "docker" "start" "-a" "2c7dae10fb543cd0f5cf596d6d6de159be8ac2b5675f929fa239c775893478f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling flexible-io v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "2c7dae10fb543cd0f5cf596d6d6de159be8ac2b5675f929fa239c775893478f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c7dae10fb543cd0f5cf596d6d6de159be8ac2b5675f929fa239c775893478f5", kill_on_drop: false }`
[INFO] [stdout] 2c7dae10fb543cd0f5cf596d6d6de159be8ac2b5675f929fa239c775893478f5
[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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 64dde19796bdae8f5d2187c2a444a876bbd73e792a35c3df280423b0a4fa5bd5
[INFO] running `Command { std: "docker" "start" "-a" "64dde19796bdae8f5d2187c2a444a876bbd73e792a35c3df280423b0a4fa5bd5", 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/x86_64-unknown-linux-musl/debug/deps/flexible_io-c871aa73884dbd9f)
[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]      Running tests/aliasing.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/aliasing-8cc52f1d9717c672)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test reader_any ... ok
[INFO] [stdout] test writer_any ... ok
[INFO] [stdout] test reader_reuses ... ok
[INFO] [stdout] test writer_reuses ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/boxed.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/boxed-1a86585e6ff2d8d4)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test boxed_case ... ok
[INFO] [stdout] test motivation::motivating_case ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/motivation.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/motivation-fc704982cb920def)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test motivating_case ... 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] running `Command { std: "docker" "inspect" "64dde19796bdae8f5d2187c2a444a876bbd73e792a35c3df280423b0a4fa5bd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64dde19796bdae8f5d2187c2a444a876bbd73e792a35c3df280423b0a4fa5bd5", kill_on_drop: false }`
[INFO] [stdout] 64dde19796bdae8f5d2187c2a444a876bbd73e792a35c3df280423b0a4fa5bd5