[INFO] fetching crate trait-tactics-macros 0.1.0...
[INFO] testing trait-tactics-macros-0.1.0 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate trait-tactics-macros 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate trait-tactics-macros 0.1.0
[INFO] finished tweaking crates.io crate trait-tactics-macros 0.1.0
[INFO] tweaked toml for crates.io crate trait-tactics-macros 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate trait-tactics-macros 0.1.0 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 6 packages to latest compatible versions
[INFO] [stderr]       Adding itertools v0.12.1 (available: v0.14.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 473319b7b5689c00484a8963d63c34ffb37212011b88d48cfaf531085993a486
[INFO] running `Command { std: "docker" "start" "-a" "473319b7b5689c00484a8963d63c34ffb37212011b88d48cfaf531085993a486", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "473319b7b5689c00484a8963d63c34ffb37212011b88d48cfaf531085993a486", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "473319b7b5689c00484a8963d63c34ffb37212011b88d48cfaf531085993a486", kill_on_drop: false }`
[INFO] [stdout] 473319b7b5689c00484a8963d63c34ffb37212011b88d48cfaf531085993a486
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a38ee6fe3569542b54601aa3177bfb79552fe71ce04bceb68ce7b9e311c1bbb
[INFO] running `Command { std: "docker" "start" "-a" "5a38ee6fe3569542b54601aa3177bfb79552fe71ce04bceb68ce7b9e311c1bbb", kill_on_drop: false }`
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling trait-tactics-macros v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `ReturnTypeExt` is never used
[INFO] [stdout]    --> src/lib.rs:122:7
[INFO] [stdout]     |
[INFO] [stdout] 122 | trait ReturnTypeExt {
[INFO] [stdout]     |       ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.13s
[INFO] running `Command { std: "docker" "inspect" "5a38ee6fe3569542b54601aa3177bfb79552fe71ce04bceb68ce7b9e311c1bbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a38ee6fe3569542b54601aa3177bfb79552fe71ce04bceb68ce7b9e311c1bbb", kill_on_drop: false }`
[INFO] [stdout] 5a38ee6fe3569542b54601aa3177bfb79552fe71ce04bceb68ce7b9e311c1bbb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da400cdf3720fe10de2d8a6a0cd000bf72e6c6c8902d477b4755e489281806b6
[INFO] running `Command { std: "docker" "start" "-a" "da400cdf3720fe10de2d8a6a0cd000bf72e6c6c8902d477b4755e489281806b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling trait-tactics-macros v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `ReturnTypeExt` is never used
[INFO] [stdout]    --> src/lib.rs:122:7
[INFO] [stdout]     |
[INFO] [stdout] 122 | trait ReturnTypeExt {
[INFO] [stdout]     |       ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ReturnTypeExt` is never used
[INFO] [stdout]    --> src/lib.rs:122:7
[INFO] [stdout]     |
[INFO] [stdout] 122 | trait ReturnTypeExt {
[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 0.38s
[INFO] running `Command { std: "docker" "inspect" "da400cdf3720fe10de2d8a6a0cd000bf72e6c6c8902d477b4755e489281806b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da400cdf3720fe10de2d8a6a0cd000bf72e6c6c8902d477b4755e489281806b6", kill_on_drop: false }`
[INFO] [stdout] da400cdf3720fe10de2d8a6a0cd000bf72e6c6c8902d477b4755e489281806b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0fa7996f8b22b1bfaafea1482deee51813e2abc9c7d5e9a4efc9805fc296412e
[INFO] running `Command { std: "docker" "start" "-a" "0fa7996f8b22b1bfaafea1482deee51813e2abc9c7d5e9a4efc9805fc296412e", kill_on_drop: false }`
[INFO] [stderr] warning: trait `ReturnTypeExt` is never used
[INFO] [stderr]    --> src/lib.rs:122:7
[INFO] [stderr]     |
[INFO] [stderr] 122 | trait ReturnTypeExt {
[INFO] [stderr]     |       ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `trait-tactics-macros` (lib) generated 1 warning
[INFO] [stderr] warning: `trait-tactics-macros` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/trait_tactics_macros-fdcb890171ad76ba)
[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 trait_tactics_macros
[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" "0fa7996f8b22b1bfaafea1482deee51813e2abc9c7d5e9a4efc9805fc296412e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fa7996f8b22b1bfaafea1482deee51813e2abc9c7d5e9a4efc9805fc296412e", kill_on_drop: false }`
[INFO] [stdout] 0fa7996f8b22b1bfaafea1482deee51813e2abc9c7d5e9a4efc9805fc296412e