[INFO] fetching crate test-try 0.1.0...
[INFO] testing test-try-0.1.0 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate test-try 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate test-try 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate test-try 0.1.0
[INFO] tweaked toml for crates.io crate test-try 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate test-try 0.1.0 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate test-try 0.1.0 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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded test-try-macros v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2cf3a186fecc1b0da4080f6d7f11b88948c29ce9c5cc0dacb7539b05679b8870
[INFO] running `Command { std: "docker" "start" "-a" "2cf3a186fecc1b0da4080f6d7f11b88948c29ce9c5cc0dacb7539b05679b8870", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2cf3a186fecc1b0da4080f6d7f11b88948c29ce9c5cc0dacb7539b05679b8870", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cf3a186fecc1b0da4080f6d7f11b88948c29ce9c5cc0dacb7539b05679b8870", kill_on_drop: false }`
[INFO] [stdout] 2cf3a186fecc1b0da4080f6d7f11b88948c29ce9c5cc0dacb7539b05679b8870
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] be818ea2f1e48b9c22c71239951d769e9b6b9c888a67d341a437e50a2f23356e
[INFO] running `Command { std: "docker" "start" "-a" "be818ea2f1e48b9c22c71239951d769e9b6b9c888a67d341a437e50a2f23356e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling test-try-macros v0.1.0
[INFO] [stderr]    Compiling test-try v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.30s
[INFO] running `Command { std: "docker" "inspect" "be818ea2f1e48b9c22c71239951d769e9b6b9c888a67d341a437e50a2f23356e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be818ea2f1e48b9c22c71239951d769e9b6b9c888a67d341a437e50a2f23356e", kill_on_drop: false }`
[INFO] [stdout] be818ea2f1e48b9c22c71239951d769e9b6b9c888a67d341a437e50a2f23356e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ebcc5e4dd91f10b83f6ac33278680f0aa864fc0fe36899b75ffd80966559b6d4
[INFO] running `Command { std: "docker" "start" "-a" "ebcc5e4dd91f10b83f6ac33278680f0aa864fc0fe36899b75ffd80966559b6d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling derive_more-impl v2.0.1
[INFO] [stderr]    Compiling test-try-macros v0.1.0
[INFO] [stderr]    Compiling test-try v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling derive_more v2.0.1
[INFO] [stdout] warning: struct `OuterError` is never constructed
[INFO] [stdout]   --> examples/basic.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct OuterError(InnerError);
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `InnerError` is never constructed
[INFO] [stdout]   --> examples/basic.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct InnerError;
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 9.40s
[INFO] running `Command { std: "docker" "inspect" "ebcc5e4dd91f10b83f6ac33278680f0aa864fc0fe36899b75ffd80966559b6d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebcc5e4dd91f10b83f6ac33278680f0aa864fc0fe36899b75ffd80966559b6d4", kill_on_drop: false }`
[INFO] [stdout] ebcc5e4dd91f10b83f6ac33278680f0aa864fc0fe36899b75ffd80966559b6d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] eca0b15365ffd683c669d6d110f332fb80284a805903ddcd9bee63db5145ce78
[INFO] running `Command { std: "docker" "start" "-a" "eca0b15365ffd683c669d6d110f332fb80284a805903ddcd9bee63db5145ce78", kill_on_drop: false }`
[INFO] [stderr] warning: struct `OuterError` is never constructed
[INFO] [stderr]   --> examples/basic.rs:12:8
[INFO] [stderr]    |
[INFO] [stderr] 12 | struct OuterError(InnerError);
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `InnerError` is never constructed
[INFO] [stderr]   --> examples/basic.rs:16:8
[INFO] [stderr]    |
[INFO] [stderr] 16 | struct InnerError;
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `test-try` (example "basic") generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/test_try-aa8d44048e1f9375)
[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 test_try
[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" "eca0b15365ffd683c669d6d110f332fb80284a805903ddcd9bee63db5145ce78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eca0b15365ffd683c669d6d110f332fb80284a805903ddcd9bee63db5145ce78", kill_on_drop: false }`
[INFO] [stdout] eca0b15365ffd683c669d6d110f332fb80284a805903ddcd9bee63db5145ce78