[INFO] fetching crate cconst 0.2.2...
[INFO] testing cconst-0.2.2 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate cconst 0.2.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate cconst 0.2.2 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cconst 0.2.2
[INFO] finished tweaking crates.io crate cconst 0.2.2
[INFO] tweaked toml for crates.io crate cconst 0.2.2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: package.docs
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eadc26376e35feb5ecc8aaedbf9ef07500454a6a729b5373c7aa6d1cdf99bc8b
[INFO] running `Command { std: "docker" "start" "-a" "eadc26376e35feb5ecc8aaedbf9ef07500454a6a729b5373c7aa6d1cdf99bc8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eadc26376e35feb5ecc8aaedbf9ef07500454a6a729b5373c7aa6d1cdf99bc8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eadc26376e35feb5ecc8aaedbf9ef07500454a6a729b5373c7aa6d1cdf99bc8b", kill_on_drop: false }`
[INFO] [stdout] eadc26376e35feb5ecc8aaedbf9ef07500454a6a729b5373c7aa6d1cdf99bc8b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5899f4f0decb1afc36d585c1be21414e1a86d947afd285ecf17f36b1ba4787ad
[INFO] running `Command { std: "docker" "start" "-a" "5899f4f0decb1afc36d585c1be21414e1a86d947afd285ecf17f36b1ba4787ad", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: package.docs
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cconst v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "5899f4f0decb1afc36d585c1be21414e1a86d947afd285ecf17f36b1ba4787ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5899f4f0decb1afc36d585c1be21414e1a86d947afd285ecf17f36b1ba4787ad", kill_on_drop: false }`
[INFO] [stdout] 5899f4f0decb1afc36d585c1be21414e1a86d947afd285ecf17f36b1ba4787ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6864cd8a0a7a9e9344a7947a251498fb13125d5643d43c363fae7b2dd7a350e7
[INFO] running `Command { std: "docker" "start" "-a" "6864cd8a0a7a9e9344a7947a251498fb13125d5643d43c363fae7b2dd7a350e7", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: package.docs
[INFO] [stderr]    Compiling cconst v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "6864cd8a0a7a9e9344a7947a251498fb13125d5643d43c363fae7b2dd7a350e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6864cd8a0a7a9e9344a7947a251498fb13125d5643d43c363fae7b2dd7a350e7", kill_on_drop: false }`
[INFO] [stdout] 6864cd8a0a7a9e9344a7947a251498fb13125d5643d43c363fae7b2dd7a350e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] eb2b4f8b18a0e97073c4a0017074a3561ef31c8a28fdb24527cfd32e43ca9fae
[INFO] running `Command { std: "docker" "start" "-a" "eb2b4f8b18a0e97073c4a0017074a3561ef31c8a28fdb24527cfd32e43ca9fae", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: package.docs
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cconst-e55609c26a8c490b)
[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 cconst
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 23) ... ignored
[INFO] [stdout] test src/lib.rs - (line 41) ... ignored
[INFO] [stdout] test src/lib.rs - (line 6) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 6) stdout ----
[INFO] [stdout] error[E0468]: an `extern crate` loading macros must be at the crate root
[INFO] [stdout]  --> src/lib.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | extern crate cconst;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `CopyConsts`
[INFO] [stdout]  --> src/lib.rs:13:14
[INFO] [stdout]   |
[INFO] [stdout] 9 | let mut cs = CopyConsts::new();
[INFO] [stdout]   |              ^^^^^^^^^^ use of undeclared type `CopyConsts`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0433, E0468.
[INFO] [stdout] For more information about an error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 6)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 2 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "eb2b4f8b18a0e97073c4a0017074a3561ef31c8a28fdb24527cfd32e43ca9fae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb2b4f8b18a0e97073c4a0017074a3561ef31c8a28fdb24527cfd32e43ca9fae", kill_on_drop: false }`
[INFO] [stdout] eb2b4f8b18a0e97073c4a0017074a3561ef31c8a28fdb24527cfd32e43ca9fae