[INFO] fetching crate try_fold_impl 0.2.1...
[INFO] testing try_fold_impl-0.2.1 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1
[INFO] extracting crate try_fold_impl 0.2.1 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate try_fold_impl 0.2.1
[INFO] finished tweaking crates.io crate try_fold_impl 0.2.1
[INFO] tweaked toml for crates.io crate try_fold_impl 0.2.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate try_fold_impl 0.2.1 on toolchain caccb4d0368bd918ef6668af8e13834d07040417
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "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" "+caccb4d0368bd918ef6668af8e13834d07040417" "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" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5bcc3081ff4c76027f7e5b7f796be443cfd8f84f4702c9a2f5ca043f0fd943e8
[INFO] running `Command { std: "docker" "start" "-a" "5bcc3081ff4c76027f7e5b7f796be443cfd8f84f4702c9a2f5ca043f0fd943e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5bcc3081ff4c76027f7e5b7f796be443cfd8f84f4702c9a2f5ca043f0fd943e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bcc3081ff4c76027f7e5b7f796be443cfd8f84f4702c9a2f5ca043f0fd943e8", kill_on_drop: false }`
[INFO] [stdout] 5bcc3081ff4c76027f7e5b7f796be443cfd8f84f4702c9a2f5ca043f0fd943e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 89668a3c0f9242dd661967f707030d3abd09b6f7276bfc7e5c7a6db768348992
[INFO] running `Command { std: "docker" "start" "-a" "89668a3c0f9242dd661967f707030d3abd09b6f7276bfc7e5c7a6db768348992", kill_on_drop: false }`
[INFO] [stderr]    Compiling try_fold_impl v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "89668a3c0f9242dd661967f707030d3abd09b6f7276bfc7e5c7a6db768348992", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89668a3c0f9242dd661967f707030d3abd09b6f7276bfc7e5c7a6db768348992", kill_on_drop: false }`
[INFO] [stdout] 89668a3c0f9242dd661967f707030d3abd09b6f7276bfc7e5c7a6db768348992
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 43d1f9bad139e3ac871a67d2f974bb1c6bc0adc7f457437bab2eee18371f01c3
[INFO] running `Command { std: "docker" "start" "-a" "43d1f9bad139e3ac871a67d2f974bb1c6bc0adc7f457437bab2eee18371f01c3", kill_on_drop: false }`
[INFO] [stderr]    Compiling try_fold_impl v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Test2` is never constructed
[INFO] [stdout]   --> src/lib.rs:97:12
[INFO] [stdout]    |
[INFO] [stdout] 97 |     struct Test2;
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "43d1f9bad139e3ac871a67d2f974bb1c6bc0adc7f457437bab2eee18371f01c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43d1f9bad139e3ac871a67d2f974bb1c6bc0adc7f457437bab2eee18371f01c3", kill_on_drop: false }`
[INFO] [stdout] 43d1f9bad139e3ac871a67d2f974bb1c6bc0adc7f457437bab2eee18371f01c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5f4e9698b4a043a86f32701fc1ad9b2df1dc20e9127253415efa251eeedb65e3
[INFO] running `Command { std: "docker" "start" "-a" "5f4e9698b4a043a86f32701fc1ad9b2df1dc20e9127253415efa251eeedb65e3", kill_on_drop: false }`
[INFO] [stderr] warning: struct `Test2` is never constructed
[INFO] [stderr]   --> src/lib.rs:97:12
[INFO] [stderr]    |
[INFO] [stderr] 97 |     struct Test2;
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `try_fold_impl` (lib test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/try_fold_impl-b1a4932971050507)
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::impls ... 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 try_fold_impl
[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" "5f4e9698b4a043a86f32701fc1ad9b2df1dc20e9127253415efa251eeedb65e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f4e9698b4a043a86f32701fc1ad9b2df1dc20e9127253415efa251eeedb65e3", kill_on_drop: false }`
[INFO] [stdout] 5f4e9698b4a043a86f32701fc1ad9b2df1dc20e9127253415efa251eeedb65e3