[INFO] fetching crate semver-trick 0.2.1...
[INFO] testing semver-trick-0.2.1 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate semver-trick 0.2.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate semver-trick 0.2.1 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate semver-trick 0.2.1
[INFO] finished tweaking crates.io crate semver-trick 0.2.1
[INFO] tweaked toml for crates.io crate semver-trick 0.2.1 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded semver-trick v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 64bbb10b5dd39b39e806fb065e3a1afc4d5c5324034b02e6c49db8c4085999dc
[INFO] running `Command { std: "docker" "start" "-a" "64bbb10b5dd39b39e806fb065e3a1afc4d5c5324034b02e6c49db8c4085999dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "64bbb10b5dd39b39e806fb065e3a1afc4d5c5324034b02e6c49db8c4085999dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64bbb10b5dd39b39e806fb065e3a1afc4d5c5324034b02e6c49db8c4085999dc", kill_on_drop: false }`
[INFO] [stdout] 64bbb10b5dd39b39e806fb065e3a1afc4d5c5324034b02e6c49db8c4085999dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4a884352adac7b3c43b4b0aaa6b2d36dc6c2393d237d6fb11c0573309fa3d07
[INFO] running `Command { std: "docker" "start" "-a" "c4a884352adac7b3c43b4b0aaa6b2d36dc6c2393d237d6fb11c0573309fa3d07", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-trick v0.3.0
[INFO] [stderr]    Compiling semver-trick v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "c4a884352adac7b3c43b4b0aaa6b2d36dc6c2393d237d6fb11c0573309fa3d07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4a884352adac7b3c43b4b0aaa6b2d36dc6c2393d237d6fb11c0573309fa3d07", kill_on_drop: false }`
[INFO] [stdout] c4a884352adac7b3c43b4b0aaa6b2d36dc6c2393d237d6fb11c0573309fa3d07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d5ab40b6ca6e73676286f4feeaeba746ff8d222dd0456427a9c7a49040193cd0
[INFO] running `Command { std: "docker" "start" "-a" "d5ab40b6ca6e73676286f4feeaeba746ff8d222dd0456427a9c7a49040193cd0", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-trick v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "d5ab40b6ca6e73676286f4feeaeba746ff8d222dd0456427a9c7a49040193cd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5ab40b6ca6e73676286f4feeaeba746ff8d222dd0456427a9c7a49040193cd0", kill_on_drop: false }`
[INFO] [stdout] d5ab40b6ca6e73676286f4feeaeba746ff8d222dd0456427a9c7a49040193cd0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4a61fbb8c3d9f99460f70f62b9ebcdb3e962d0b86844b036e8cd1183f0f9a0ba
[INFO] running `Command { std: "docker" "start" "-a" "4a61fbb8c3d9f99460f70f62b9ebcdb3e962d0b86844b036e8cd1183f0f9a0ba", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/semver_trick-1225c55247514f3c)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests semver-trick
[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] error[E0465]: multiple rlib candidates for `semver_trick` found
[INFO] [stderr]  --> /opt/rustwide/workdir/src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | extern crate semver_trick;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] note: candidate #1: /opt/rustwide/target/debug/deps/libsemver_trick-5ab2ee84fecfaf3a.rlib
[INFO] [stderr]  --> /opt/rustwide/workdir/src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | extern crate semver_trick;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] note: candidate #2: /opt/rustwide/target/debug/deps/libsemver_trick-c479aad7b2daeb26.rlib
[INFO] [stderr]  --> /opt/rustwide/workdir/src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | extern crate semver_trick;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "4a61fbb8c3d9f99460f70f62b9ebcdb3e962d0b86844b036e8cd1183f0f9a0ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a61fbb8c3d9f99460f70f62b9ebcdb3e962d0b86844b036e8cd1183f0f9a0ba", kill_on_drop: false }`
[INFO] [stdout] 4a61fbb8c3d9f99460f70f62b9ebcdb3e962d0b86844b036e8cd1183f0f9a0ba