[INFO] fetching crate trait-tactics-macros 0.1.0...
[INFO] checking trait-tactics-macros-0.1.0 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] extracting crate trait-tactics-macros 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate trait-tactics-macros 0.1.0 on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 7 packages to latest compatible versions
[INFO] [stderr]       Adding itertools v0.12.1 (latest: v0.13.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 63cbb6dfcbd4672eac0d06a3487045ae3cdf4ced8dae56b0f3a38182d6bd78e8
[INFO] running `Command { std: "docker" "start" "-a" "63cbb6dfcbd4672eac0d06a3487045ae3cdf4ced8dae56b0f3a38182d6bd78e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "63cbb6dfcbd4672eac0d06a3487045ae3cdf4ced8dae56b0f3a38182d6bd78e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63cbb6dfcbd4672eac0d06a3487045ae3cdf4ced8dae56b0f3a38182d6bd78e8", kill_on_drop: false }`
[INFO] [stdout] 63cbb6dfcbd4672eac0d06a3487045ae3cdf4ced8dae56b0f3a38182d6bd78e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7de205b36e2b0ed577f91621d030624b61dd05ea8e1327c4a5f4d7d6d7e3fc4f
[INFO] running `Command { std: "docker" "start" "-a" "7de205b36e2b0ed577f91621d030624b61dd05ea8e1327c4a5f4d7d6d7e3fc4f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]     Checking itertools v0.12.1
[INFO] [stderr]     Checking quote v1.0.37
[INFO] [stderr]     Checking syn v2.0.77
[INFO] [stderr]     Checking 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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.32s
[INFO] running `Command { std: "docker" "inspect" "7de205b36e2b0ed577f91621d030624b61dd05ea8e1327c4a5f4d7d6d7e3fc4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7de205b36e2b0ed577f91621d030624b61dd05ea8e1327c4a5f4d7d6d7e3fc4f", kill_on_drop: false }`
[INFO] [stdout] 7de205b36e2b0ed577f91621d030624b61dd05ea8e1327c4a5f4d7d6d7e3fc4f
[INFO] checking trait-tactics-macros-0.1.0 against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] extracting crate trait-tactics-macros 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate trait-tactics-macros 0.1.0 on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-7-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "generate-lockfile" "--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]      Locking 7 packages to latest compatible versions
[INFO] [stderr]       Adding itertools v0.12.1 (latest: v0.13.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6c10df1fabd8360f5852521d3b1c93ab1a7f03c3f54433ca82c72f6ffadec48a
[INFO] running `Command { std: "docker" "start" "-a" "6c10df1fabd8360f5852521d3b1c93ab1a7f03c3f54433ca82c72f6ffadec48a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6c10df1fabd8360f5852521d3b1c93ab1a7f03c3f54433ca82c72f6ffadec48a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c10df1fabd8360f5852521d3b1c93ab1a7f03c3f54433ca82c72f6ffadec48a", kill_on_drop: false }`
[INFO] [stdout] 6c10df1fabd8360f5852521d3b1c93ab1a7f03c3f54433ca82c72f6ffadec48a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4708bdfe8fb117e64ef942ce47fc87c703e7db7787fb5768ba2003e542bf004b
[INFO] running `Command { std: "docker" "start" "-a" "4708bdfe8fb117e64ef942ce47fc87c703e7db7787fb5768ba2003e542bf004b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]     Checking itertools v0.12.1
[INFO] [stderr]     Checking quote v1.0.37
[INFO] [stderr]     Checking syn v2.0.77
[INFO] [stderr]     Checking 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)]` 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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.34s
[INFO] running `Command { std: "docker" "inspect" "4708bdfe8fb117e64ef942ce47fc87c703e7db7787fb5768ba2003e542bf004b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4708bdfe8fb117e64ef942ce47fc87c703e7db7787fb5768ba2003e542bf004b", kill_on_drop: false }`
[INFO] [stdout] 4708bdfe8fb117e64ef942ce47fc87c703e7db7787fb5768ba2003e542bf004b