[INFO] fetching crate hex-serde-util 0.1.0...
[INFO] testing hex-serde-util-0.1.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate hex-serde-util 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate hex-serde-util 0.1.0
[INFO] finished tweaking crates.io crate hex-serde-util 0.1.0
[INFO] tweaked toml for crates.io crate hex-serde-util 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate hex-serde-util 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] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 12 packages to latest compatible versions
[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-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] a325808c0ed9ff22399185629d14a7d34bddee9c3810b966b303f9cd9c7ee98b
[INFO] running `Command { std: "docker" "start" "-a" "a325808c0ed9ff22399185629d14a7d34bddee9c3810b966b303f9cd9c7ee98b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a325808c0ed9ff22399185629d14a7d34bddee9c3810b966b303f9cd9c7ee98b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a325808c0ed9ff22399185629d14a7d34bddee9c3810b966b303f9cd9c7ee98b", kill_on_drop: false }`
[INFO] [stdout] a325808c0ed9ff22399185629d14a7d34bddee9c3810b966b303f9cd9c7ee98b
[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] 8c9a293be4b19007f6a0efce3f9215acaab07484fd1207d3ca429fe9bbce37df
[INFO] running `Command { std: "docker" "start" "-a" "8c9a293be4b19007f6a0efce3f9215acaab07484fd1207d3ca429fe9bbce37df", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling hex-serde-util v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `Command { std: "docker" "inspect" "8c9a293be4b19007f6a0efce3f9215acaab07484fd1207d3ca429fe9bbce37df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c9a293be4b19007f6a0efce3f9215acaab07484fd1207d3ca429fe9bbce37df", kill_on_drop: false }`
[INFO] [stdout] 8c9a293be4b19007f6a0efce3f9215acaab07484fd1207d3ca429fe9bbce37df
[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] a5125cb7e8766b05c856f96e4e9c0d861b0fbea0b34a03ba67d9c805ab4bdd2c
[INFO] running `Command { std: "docker" "start" "-a" "a5125cb7e8766b05c856f96e4e9c0d861b0fbea0b34a03ba67d9c805ab4bdd2c", kill_on_drop: false }`
[INFO] [stderr]    Compiling hex-serde-util v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "a5125cb7e8766b05c856f96e4e9c0d861b0fbea0b34a03ba67d9c805ab4bdd2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5125cb7e8766b05c856f96e4e9c0d861b0fbea0b34a03ba67d9c805ab4bdd2c", kill_on_drop: false }`
[INFO] [stdout] a5125cb7e8766b05c856f96e4e9c0d861b0fbea0b34a03ba67d9c805ab4bdd2c
[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] 50d36a1d2a5c3c52811d0905a1fdf674d348a35b7320bfbba58a744bf8bc5c4e
[INFO] running `Command { std: "docker" "start" "-a" "50d36a1d2a5c3c52811d0905a1fdf674d348a35b7320bfbba58a744bf8bc5c4e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/hex_serde_util-d9b02edbe520ae9a)
[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/serde_test.rs (/opt/rustwide/target/debug/deps/serde_test-6d5e1876afe7e914)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test_deserialize ... ok
[INFO] [stdout] test test_serialize ... ok
[INFO] [stdout] test test_nonprefix_to_prefix_deserialize - should panic ... ok
[INFO] [stdout] test test_overflow_deserialize - should panic ... ok
[INFO] [stdout] test test_prefix_to_nonprefix_deserialize - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests hex_serde_util
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - (line 88) ... ok
[INFO] [stdout] test src/lib.rs - (line 101) ... ok
[INFO] [stdout] test src/lib.rs - (line 51) ... ok
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.65s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "50d36a1d2a5c3c52811d0905a1fdf674d348a35b7320bfbba58a744bf8bc5c4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50d36a1d2a5c3c52811d0905a1fdf674d348a35b7320bfbba58a744bf8bc5c4e", kill_on_drop: false }`
[INFO] [stdout] 50d36a1d2a5c3c52811d0905a1fdf674d348a35b7320bfbba58a744bf8bc5c4e