[INFO] fetching crate sval_ref 2.18.0...
[INFO] testing sval_ref-2.18.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate sval_ref 2.18.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate sval_ref 2.18.0
[INFO] finished tweaking crates.io crate sval_ref 2.18.0
[INFO] tweaked toml for crates.io crate sval_ref 2.18.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sval_ref 2.18.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate sval_ref 2.18.0 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] edb4571c8ca314083d6f83918d139e70760908e966d22cb74762e921f39a9e8d
[INFO] running `Command { std: "docker" "start" "-a" "edb4571c8ca314083d6f83918d139e70760908e966d22cb74762e921f39a9e8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "edb4571c8ca314083d6f83918d139e70760908e966d22cb74762e921f39a9e8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edb4571c8ca314083d6f83918d139e70760908e966d22cb74762e921f39a9e8d", kill_on_drop: false }`
[INFO] [stdout] edb4571c8ca314083d6f83918d139e70760908e966d22cb74762e921f39a9e8d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5f7124000d6419d5b25c87de762253cb2688d37ebb4e499c23f89cbfe935ac01
[INFO] running `Command { std: "docker" "start" "-a" "5f7124000d6419d5b25c87de762253cb2688d37ebb4e499c23f89cbfe935ac01", kill_on_drop: false }`
[INFO] [stderr]    Compiling sval v2.18.0
[INFO] [stderr]    Compiling sval_ref v2.18.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "5f7124000d6419d5b25c87de762253cb2688d37ebb4e499c23f89cbfe935ac01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f7124000d6419d5b25c87de762253cb2688d37ebb4e499c23f89cbfe935ac01", kill_on_drop: false }`
[INFO] [stdout] 5f7124000d6419d5b25c87de762253cb2688d37ebb4e499c23f89cbfe935ac01
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f08e329522e52b450f4e0a719cf6302362c774017422d46c75852b33d71d16da
[INFO] running `Command { std: "docker" "start" "-a" "f08e329522e52b450f4e0a719cf6302362c774017422d46c75852b33d71d16da", kill_on_drop: false }`
[INFO] [stderr]    Compiling sval v2.18.0
[INFO] [stderr]    Compiling ryu v1.0.23
[INFO] [stderr]    Compiling sval_fmt v2.18.0
[INFO] [stderr]    Compiling sval_ref v2.18.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling sval_test v2.18.0
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.87s
[INFO] running `Command { std: "docker" "inspect" "f08e329522e52b450f4e0a719cf6302362c774017422d46c75852b33d71d16da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f08e329522e52b450f4e0a719cf6302362c774017422d46c75852b33d71d16da", kill_on_drop: false }`
[INFO] [stdout] f08e329522e52b450f4e0a719cf6302362c774017422d46c75852b33d71d16da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a4d770a33fe2f01dc734b06ffc741e7c81d8bb63ee2d37cbbe831e5a3f582ccd
[INFO] running `Command { std: "docker" "start" "-a" "a4d770a33fe2f01dc734b06ffc741e7c81d8bb63ee2d37cbbe831e5a3f582ccd", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sval_ref-096bd63ab95129b4)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sval_ref
[INFO] [stdout] running 1 test
[INFO] [stdout] test seq::tests::seq_compat ... 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] [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" "a4d770a33fe2f01dc734b06ffc741e7c81d8bb63ee2d37cbbe831e5a3f582ccd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4d770a33fe2f01dc734b06ffc741e7c81d8bb63ee2d37cbbe831e5a3f582ccd", kill_on_drop: false }`
[INFO] [stdout] a4d770a33fe2f01dc734b06ffc741e7c81d8bb63ee2d37cbbe831e5a3f582ccd