[INFO] fetching crate mm0_util 0.1.4...
[INFO] testing mm0_util-0.1.4 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate mm0_util 0.1.4 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate mm0_util 0.1.4
[INFO] finished tweaking crates.io crate mm0_util 0.1.4
[INFO] tweaked toml for crates.io crate mm0_util 0.1.4 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mm0_util 0.1.4 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 54 packages to latest compatible versions
[INFO] [stderr]       Adding bitflags v1.3.2 (available: v2.11.1)
[INFO] [stderr]       Adding lsp-types v0.89.2 (available: v0.97.0)
[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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] c2faa22c3fef3239a43aba6068ae26a48d51548e6eb1c4a395e821fc8825cf85
[INFO] running `Command { std: "docker" "start" "-a" "c2faa22c3fef3239a43aba6068ae26a48d51548e6eb1c4a395e821fc8825cf85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c2faa22c3fef3239a43aba6068ae26a48d51548e6eb1c4a395e821fc8825cf85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2faa22c3fef3239a43aba6068ae26a48d51548e6eb1c4a395e821fc8825cf85", kill_on_drop: false }`
[INFO] [stdout] c2faa22c3fef3239a43aba6068ae26a48d51548e6eb1c4a395e821fc8825cf85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 50f55f92ad7b35e7198d9156ac76cb9013efc68690a68695baef67c0d2b9979e
[INFO] running `Command { std: "docker" "start" "-a" "50f55f92ad7b35e7198d9156ac76cb9013efc68690a68695baef67c0d2b9979e", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling nom v2.2.1
[INFO] [stderr]    Compiling pathdiff v0.2.3
[INFO] [stderr]    Compiling mm0_deepsize_derive v0.1.2
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling procinfo v0.4.2
[INFO] [stderr]    Compiling mm0_deepsize v0.1.3
[INFO] [stderr]    Compiling mm0_util v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.32s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v2.2.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "50f55f92ad7b35e7198d9156ac76cb9013efc68690a68695baef67c0d2b9979e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50f55f92ad7b35e7198d9156ac76cb9013efc68690a68695baef67c0d2b9979e", kill_on_drop: false }`
[INFO] [stdout] 50f55f92ad7b35e7198d9156ac76cb9013efc68690a68695baef67c0d2b9979e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] b3f56938087c1b50eb4e0c0c18da4451c2d9a80e611665b8e9087eff43fc4c8d
[INFO] running `Command { std: "docker" "start" "-a" "b3f56938087c1b50eb4e0c0c18da4451c2d9a80e611665b8e9087eff43fc4c8d", kill_on_drop: false }`
[INFO] [stderr]    Compiling mm0_util v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.53s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v2.2.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "b3f56938087c1b50eb4e0c0c18da4451c2d9a80e611665b8e9087eff43fc4c8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3f56938087c1b50eb4e0c0c18da4451c2d9a80e611665b8e9087eff43fc4c8d", kill_on_drop: false }`
[INFO] [stdout] b3f56938087c1b50eb4e0c0c18da4451c2d9a80e611665b8e9087eff43fc4c8d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] c807dbe39090697d23ee9e2fe1294fa459840bdc41834c801a1d96db9082aecb
[INFO] running `Command { std: "docker" "start" "-a" "c807dbe39090697d23ee9e2fe1294fa459840bdc41834c801a1d96db9082aecb", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v2.2.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mm0_util-4fd9955aeaefd93d)
[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 mm0_util
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - alphanumber (line 191) ... ignored
[INFO] [stdout] test src/lib.rs - let_unchecked (line 136) ... ignored
[INFO] [stdout] test src/lib.rs - let_unchecked (line 141) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 3 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c807dbe39090697d23ee9e2fe1294fa459840bdc41834c801a1d96db9082aecb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c807dbe39090697d23ee9e2fe1294fa459840bdc41834c801a1d96db9082aecb", kill_on_drop: false }`
[INFO] [stdout] c807dbe39090697d23ee9e2fe1294fa459840bdc41834c801a1d96db9082aecb