[INFO] fetching crate prefix-hex 0.7.1...
[INFO] testing prefix-hex-0.7.1 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate prefix-hex 0.7.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate prefix-hex 0.7.1
[INFO] finished tweaking crates.io crate prefix-hex 0.7.1
[INFO] tweaked toml for crates.io crate prefix-hex 0.7.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate prefix-hex 0.7.1 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 8 packages to latest compatible versions
[INFO] [stderr]       Adding primitive-types v0.12.2 (available: v0.14.0)
[INFO] [stderr]       Adding uint v0.9.5 (available: v0.10.0)
[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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 04d11d291ae142a8dba9a4d3404f681d2e598ffae859fc97f191f78f4f2f3b87
[INFO] running `Command { std: "docker" "start" "-a" "04d11d291ae142a8dba9a4d3404f681d2e598ffae859fc97f191f78f4f2f3b87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "04d11d291ae142a8dba9a4d3404f681d2e598ffae859fc97f191f78f4f2f3b87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04d11d291ae142a8dba9a4d3404f681d2e598ffae859fc97f191f78f4f2f3b87", kill_on_drop: false }`
[INFO] [stdout] 04d11d291ae142a8dba9a4d3404f681d2e598ffae859fc97f191f78f4f2f3b87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 7862c785d83575b3f7c9ccbf2dc682b771c2f055c4f57cf213bbd43759c22394
[INFO] running `Command { std: "docker" "start" "-a" "7862c785d83575b3f7c9ccbf2dc682b771c2f055c4f57cf213bbd43759c22394", kill_on_drop: false }`
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling prefix-hex v0.7.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "7862c785d83575b3f7c9ccbf2dc682b771c2f055c4f57cf213bbd43759c22394", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7862c785d83575b3f7c9ccbf2dc682b771c2f055c4f57cf213bbd43759c22394", kill_on_drop: false }`
[INFO] [stdout] 7862c785d83575b3f7c9ccbf2dc682b771c2f055c4f57cf213bbd43759c22394
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 129c9be26053071dde58caf6bb693a1b67c0a54dbee466abdc5ab3756b8c8707
[INFO] running `Command { std: "docker" "start" "-a" "129c9be26053071dde58caf6bb693a1b67c0a54dbee466abdc5ab3756b8c8707", kill_on_drop: false }`
[INFO] [stderr]    Compiling prefix-hex v0.7.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "129c9be26053071dde58caf6bb693a1b67c0a54dbee466abdc5ab3756b8c8707", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "129c9be26053071dde58caf6bb693a1b67c0a54dbee466abdc5ab3756b8c8707", kill_on_drop: false }`
[INFO] [stdout] 129c9be26053071dde58caf6bb693a1b67c0a54dbee466abdc5ab3756b8c8707
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] e2e5e8c88e108122e3e0e3f29d562512bbc73a95715b99ec04a3eba05893c7f9
[INFO] running `Command { std: "docker" "start" "-a" "e2e5e8c88e108122e3e0e3f29d562512bbc73a95715b99ec04a3eba05893c7f9", 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/prefix_hex-b75adc25f5f171cf)
[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]      Running tests/data.rs (/opt/rustwide/target/debug/deps/data-0376649764873c2c)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test array_decode ... ok
[INFO] [stdout] test array_decode_invalid_hex ... ok
[INFO] [stdout] test array_reference_encode ... ok
[INFO] [stdout] test array_decode_invalid_length_too_long ... ok
[INFO] [stdout] test vec_decode_empty_string ... ok
[INFO] [stdout] test vec_decode_odd_length ... ok
[INFO] [stdout] test vec_encode ... ok
[INFO] [stdout] test boxed_slice_encode ... ok
[INFO] [stdout] test boxed_slice_reference_encode ... ok
[INFO] [stdout] test vec_decode ... ok
[INFO] [stdout] test array_decode_no_prefix ... ok
[INFO] [stdout] test array_decode_wrong_prefix ... ok
[INFO] [stdout] test array_encode ... ok
[INFO] [stdout] test array_decode_invalid_length_too_short ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/primitive_types.rs (/opt/rustwide/target/debug/deps/primitive_types-a774b40aa4334121)
[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 prefix_hex
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - encode (line 60) ... ok
[INFO] [stdout] test src/lib.rs - encode (line 56) ... ok
[INFO] [stdout] test src/lib.rs - decode (line 45) ... ok
[INFO] [stdout] test src/lib.rs - decode (line 40) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.79s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e2e5e8c88e108122e3e0e3f29d562512bbc73a95715b99ec04a3eba05893c7f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2e5e8c88e108122e3e0e3f29d562512bbc73a95715b99ec04a3eba05893c7f9", kill_on_drop: false }`
[INFO] [stdout] e2e5e8c88e108122e3e0e3f29d562512bbc73a95715b99ec04a3eba05893c7f9