[INFO] fetching crate decurse 0.0.4...
[INFO] testing decurse-0.0.4 against 1.90.0 for beta-1.91-3
[INFO] extracting crate decurse 0.0.4 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate decurse 0.0.4
[INFO] finished tweaking crates.io crate decurse 0.0.4
[INFO] tweaked toml for crates.io crate decurse 0.0.4 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate decurse 0.0.4 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] crate crates.io crate decurse 0.0.4 already has a lockfile, it will not be regenerated
[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] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded owning_ref v0.4.1
[INFO] [stderr]   Downloaded pfn v0.1.0
[INFO] [stderr]   Downloaded pinned_vec v0.1.1
[INFO] [stderr]   Downloaded quote v1.0.10
[INFO] [stderr]   Downloaded decurse_macro v0.0.1
[INFO] [stderr]   Downloaded proc-macro2 v1.0.32
[INFO] [stderr]   Downloaded syn v1.0.82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 44ce4fb2c4399d8615f5fab88daf7fb5858465eb03b5fec716283cee8536ee28
[INFO] running `Command { std: "docker" "start" "-a" "44ce4fb2c4399d8615f5fab88daf7fb5858465eb03b5fec716283cee8536ee28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "44ce4fb2c4399d8615f5fab88daf7fb5858465eb03b5fec716283cee8536ee28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44ce4fb2c4399d8615f5fab88daf7fb5858465eb03b5fec716283cee8536ee28", kill_on_drop: false }`
[INFO] [stdout] 44ce4fb2c4399d8615f5fab88daf7fb5858465eb03b5fec716283cee8536ee28
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] c3bc9f291addd04e62f88e8a1dfb65f113e3baade95589606aaeb9b0a731c496
[INFO] running `Command { std: "docker" "start" "-a" "c3bc9f291addd04e62f88e8a1dfb65f113e3baade95589606aaeb9b0a731c496", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling pinned_vec v0.1.1
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling scoped-tls v1.0.0
[INFO] [stderr]    Compiling pfn v0.1.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling decurse_macro v0.0.1
[INFO] [stderr]    Compiling decurse v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.33s
[INFO] running `Command { std: "docker" "inspect" "c3bc9f291addd04e62f88e8a1dfb65f113e3baade95589606aaeb9b0a731c496", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3bc9f291addd04e62f88e8a1dfb65f113e3baade95589606aaeb9b0a731c496", kill_on_drop: false }`
[INFO] [stdout] c3bc9f291addd04e62f88e8a1dfb65f113e3baade95589606aaeb9b0a731c496
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 5a09c99933e6c5fc71f1d6bc56492e42c935a7874689cc8240165b2e4995e11f
[INFO] running `Command { std: "docker" "start" "-a" "5a09c99933e6c5fc71f1d6bc56492e42c935a7874689cc8240165b2e4995e11f", kill_on_drop: false }`
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling owning_ref v0.4.1
[INFO] [stderr]    Compiling decurse v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.66s
[INFO] running `Command { std: "docker" "inspect" "5a09c99933e6c5fc71f1d6bc56492e42c935a7874689cc8240165b2e4995e11f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a09c99933e6c5fc71f1d6bc56492e42c935a7874689cc8240165b2e4995e11f", kill_on_drop: false }`
[INFO] [stdout] 5a09c99933e6c5fc71f1d6bc56492e42c935a7874689cc8240165b2e4995e11f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] a07db3986b7f3b33714acb8879e933c96376cf9143e1aa1b4b9be393b2d5e39a
[INFO] running `Command { std: "docker" "start" "-a" "a07db3986b7f3b33714acb8879e933c96376cf9143e1aa1b4b9be393b2d5e39a", 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/decurse-ea75592536485ac7)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test for_macro_only::sound::tests::factorial ... ok
[INFO] [stdout] test for_macro_only::sound::tests::stack_factorial ... ok
[INFO] [stdout] test for_macro_only::sound::tests::fibonacci ... ok
[INFO] [stdout] test for_macro_only::unsound::tests::factorial ... ok
[INFO] [stdout] test for_macro_only::sound::tests::stack_fibonacci ... ok
[INFO] [stdout] test for_macro_only::unsound::tests::fibonacci ... ok
[INFO] [stdout] test for_macro_only::unsound::tests::stack_factorial ... ok
[INFO] [stdout] test for_macro_only::unsound::tests::stack_fibonacci ... ok
[INFO] [stdout] test for_macro_only::unsound::tests::triangular ... ok
[INFO] [stdout] test for_macro_only::sound::tests::triangular ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.15s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test.rs (/opt/rustwide/target/debug/deps/test-c615ff5dacb17a7b)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test_factorial ... ok
[INFO] [stdout] test test_fibonacci ... ok
[INFO] [stdout] test test_generic ... ok
[INFO] [stdout] test test_no_arg ... ok
[INFO] [stdout] test test_no_return ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_unsound.rs (/opt/rustwide/target/debug/deps/test_unsound-0e669e07572f217b)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test test_borrow ... ok
[INFO] [stdout] test test_borrow_current ... ok
[INFO] [stdout] test test_fibonacci ... ok
[INFO] [stdout] test test_generic ... ok
[INFO] [stdout] test test_factorial ... ok
[INFO] [stdout] test test_no_return ... ok
[INFO] [stdout] test test_no_arg ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests decurse
[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" "a07db3986b7f3b33714acb8879e933c96376cf9143e1aa1b4b9be393b2d5e39a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a07db3986b7f3b33714acb8879e933c96376cf9143e1aa1b4b9be393b2d5e39a", kill_on_drop: false }`
[INFO] [stdout] a07db3986b7f3b33714acb8879e933c96376cf9143e1aa1b4b9be393b2d5e39a