[INFO] fetching crate trait-tactics-macros 0.1.0...
[INFO] testing trait-tactics-macros-0.1.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate trait-tactics-macros 0.1.0 into /workspace/builds/worker-1-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-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate trait-tactics-macros 0.1.0 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "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" "+b83b707f97d809763b7861afa7638871f3339a33" "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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aa1271df0601c0789c483a28d0be7d1e013f18c215b35145d1d0888ae062730a
[INFO] running `Command { std: "docker" "start" "-a" "aa1271df0601c0789c483a28d0be7d1e013f18c215b35145d1d0888ae062730a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa1271df0601c0789c483a28d0be7d1e013f18c215b35145d1d0888ae062730a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa1271df0601c0789c483a28d0be7d1e013f18c215b35145d1d0888ae062730a", kill_on_drop: false }`
[INFO] [stdout] aa1271df0601c0789c483a28d0be7d1e013f18c215b35145d1d0888ae062730a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc92644a5ae9e9ddd6809a89dd54472d1976cf59107d8b5e642401f0b66e0ed7
[INFO] running `Command { std: "docker" "start" "-a" "cc92644a5ae9e9ddd6809a89dd54472d1976cf59107d8b5e642401f0b66e0ed7", kill_on_drop: false }`
[INFO] [stderr]    Compiling either v1.15.0
[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 3.24s
[INFO] running `Command { std: "docker" "inspect" "cc92644a5ae9e9ddd6809a89dd54472d1976cf59107d8b5e642401f0b66e0ed7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc92644a5ae9e9ddd6809a89dd54472d1976cf59107d8b5e642401f0b66e0ed7", kill_on_drop: false }`
[INFO] [stdout] cc92644a5ae9e9ddd6809a89dd54472d1976cf59107d8b5e642401f0b66e0ed7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf2c5609c89229ef2b09a054338fa43e18af92b2d27390f830b042da12816c81
[INFO] running `Command { std: "docker" "start" "-a" "cf2c5609c89229ef2b09a054338fa43e18af92b2d27390f830b042da12816c81", 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 0.66s
[INFO] running `Command { std: "docker" "inspect" "cf2c5609c89229ef2b09a054338fa43e18af92b2d27390f830b042da12816c81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf2c5609c89229ef2b09a054338fa43e18af92b2d27390f830b042da12816c81", kill_on_drop: false }`
[INFO] [stdout] cf2c5609c89229ef2b09a054338fa43e18af92b2d27390f830b042da12816c81
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 94dccea35149611148fef62a6680c388146f1273b23fb37b74c680fccc33006c
[INFO] running `Command { std: "docker" "start" "-a" "94dccea35149611148fef62a6680c388146f1273b23fb37b74c680fccc33006c", 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-37e97ce960c19d91)
[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" "94dccea35149611148fef62a6680c388146f1273b23fb37b74c680fccc33006c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94dccea35149611148fef62a6680c388146f1273b23fb37b74c680fccc33006c", kill_on_drop: false }`
[INFO] [stdout] 94dccea35149611148fef62a6680c388146f1273b23fb37b74c680fccc33006c