[INFO] fetching crate ivories 0.1.0...
[INFO] testing ivories-0.1.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate ivories 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate ivories 0.1.0
[INFO] finished tweaking crates.io crate ivories 0.1.0
[INFO] tweaked toml for crates.io crate ivories 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ivories 0.1.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f85352cfd5166de1cfb9761603c3a126c3a6e3b49b813eecea2ef8c4bfc07b53
[INFO] running `Command { std: "docker" "start" "-a" "f85352cfd5166de1cfb9761603c3a126c3a6e3b49b813eecea2ef8c4bfc07b53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f85352cfd5166de1cfb9761603c3a126c3a6e3b49b813eecea2ef8c4bfc07b53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f85352cfd5166de1cfb9761603c3a126c3a6e3b49b813eecea2ef8c4bfc07b53", kill_on_drop: false }`
[INFO] [stdout] f85352cfd5166de1cfb9761603c3a126c3a6e3b49b813eecea2ef8c4bfc07b53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c03e2298c472a4a1ccfaa96918c5d270d937ebbc3f7a74d079e97959802e7a94
[INFO] running `Command { std: "docker" "start" "-a" "c03e2298c472a4a1ccfaa96918c5d270d937ebbc3f7a74d079e97959802e7a94", kill_on_drop: false }`
[INFO] [stderr]    Compiling ivories v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "c03e2298c472a4a1ccfaa96918c5d270d937ebbc3f7a74d079e97959802e7a94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c03e2298c472a4a1ccfaa96918c5d270d937ebbc3f7a74d079e97959802e7a94", kill_on_drop: false }`
[INFO] [stdout] c03e2298c472a4a1ccfaa96918c5d270d937ebbc3f7a74d079e97959802e7a94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eebf88822c14ee02574428aa933ae53087a1bd39609e2cc63b3262484c056c74
[INFO] running `Command { std: "docker" "start" "-a" "eebf88822c14ee02574428aa933ae53087a1bd39609e2cc63b3262484c056c74", kill_on_drop: false }`
[INFO] [stderr]    Compiling ivories v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "eebf88822c14ee02574428aa933ae53087a1bd39609e2cc63b3262484c056c74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eebf88822c14ee02574428aa933ae53087a1bd39609e2cc63b3262484c056c74", kill_on_drop: false }`
[INFO] [stdout] eebf88822c14ee02574428aa933ae53087a1bd39609e2cc63b3262484c056c74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f605f55f169b8c5c2dfe4aad4e9db834feabd1724d3e31afb8b25bebe7a551e2
[INFO] running `Command { std: "docker" "start" "-a" "f605f55f169b8c5c2dfe4aad4e9db834feabd1724d3e31afb8b25bebe7a551e2", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ivories-6eff01a6a6edb891)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ivories
[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" "f605f55f169b8c5c2dfe4aad4e9db834feabd1724d3e31afb8b25bebe7a551e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f605f55f169b8c5c2dfe4aad4e9db834feabd1724d3e31afb8b25bebe7a551e2", kill_on_drop: false }`
[INFO] [stdout] f605f55f169b8c5c2dfe4aad4e9db834feabd1724d3e31afb8b25bebe7a551e2