[INFO] fetching crate zip-optional 0.1.0...
[INFO] testing zip-optional-0.1.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate zip-optional 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate zip-optional 0.1.0
[INFO] finished tweaking crates.io crate zip-optional 0.1.0
[INFO] tweaked toml for crates.io crate zip-optional 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate zip-optional 0.1.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1da135cb44f398e02968379b9300be03e6d47a2bc4606fbcb5eaa606d73ff929
[INFO] running `Command { std: "docker" "start" "-a" "1da135cb44f398e02968379b9300be03e6d47a2bc4606fbcb5eaa606d73ff929", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1da135cb44f398e02968379b9300be03e6d47a2bc4606fbcb5eaa606d73ff929", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1da135cb44f398e02968379b9300be03e6d47a2bc4606fbcb5eaa606d73ff929", kill_on_drop: false }`
[INFO] [stdout] 1da135cb44f398e02968379b9300be03e6d47a2bc4606fbcb5eaa606d73ff929
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 32452428280a82cc19cdd65a6877f7b61fa756c00a78c99c0cce05b60bc0e148
[INFO] running `Command { std: "docker" "start" "-a" "32452428280a82cc19cdd65a6877f7b61fa756c00a78c99c0cce05b60bc0e148", kill_on_drop: false }`
[INFO] [stderr]    Compiling zip-optional v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "32452428280a82cc19cdd65a6877f7b61fa756c00a78c99c0cce05b60bc0e148", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32452428280a82cc19cdd65a6877f7b61fa756c00a78c99c0cce05b60bc0e148", kill_on_drop: false }`
[INFO] [stdout] 32452428280a82cc19cdd65a6877f7b61fa756c00a78c99c0cce05b60bc0e148
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ee759245888de7a0078798f224a07fd8559a862b2bc077c420914e4543d03b1a
[INFO] running `Command { std: "docker" "start" "-a" "ee759245888de7a0078798f224a07fd8559a862b2bc077c420914e4543d03b1a", kill_on_drop: false }`
[INFO] [stderr]    Compiling zip-optional v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "ee759245888de7a0078798f224a07fd8559a862b2bc077c420914e4543d03b1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee759245888de7a0078798f224a07fd8559a862b2bc077c420914e4543d03b1a", kill_on_drop: false }`
[INFO] [stdout] ee759245888de7a0078798f224a07fd8559a862b2bc077c420914e4543d03b1a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 011122c51368b41e6a0a08299ca6df32d54c27a337121b479b037b18645e22b4
[INFO] running `Command { std: "docker" "start" "-a" "011122c51368b41e6a0a08299ca6df32d54c27a337121b479b037b18645e22b4", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/zip_optional-edf415ba1583f9ec)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests::test_zip_optional_empty ... ok
[INFO] [stdout] test tests::test_zip_optional_iter_empty ... ok
[INFO] [stdout] test tests::test_zip_optional_iter_some ... ok
[INFO] [stdout] test tests::test_zip_optional_longer_optional ... ok
[INFO] [stdout] test tests::test_zip_optional_none ... ok
[INFO] [stdout] test tests::test_zip_optional_longer_non_optional ... ok
[INFO] [stdout] test tests::test_zip_optional_iter_none ... ok
[INFO] [stdout] test tests::test_zip_optional_some ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests zip_optional
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 8) ... ok
[INFO] [stdout] test src/lib.rs - (line 23) ... ok
[INFO] [stdout] test src/lib.rs - (line 38) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.24s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "011122c51368b41e6a0a08299ca6df32d54c27a337121b479b037b18645e22b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "011122c51368b41e6a0a08299ca6df32d54c27a337121b479b037b18645e22b4", kill_on_drop: false }`
[INFO] [stdout] 011122c51368b41e6a0a08299ca6df32d54c27a337121b479b037b18645e22b4