[INFO] cloning repository https://github.com/gerben-stavenga/rust_protobuf
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gerben-stavenga/rust_protobuf" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgerben-stavenga%2Frust_protobuf", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgerben-stavenga%2Frust_protobuf'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6d0e667344ed6001bffe37cdb77426f989a2c40f
[INFO] checking gerben-stavenga/rust_protobuf against master#035b01b794602d5861daa43ac792f372f8981ed7 for 152214-denied-retry-0
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgerben-stavenga%2Frust_protobuf" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-7-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/gerben-stavenga/rust_protobuf
[INFO] finished tweaking git repo https://github.com/gerben-stavenga/rust_protobuf
[INFO] tweaked toml for git repo https://github.com/gerben-stavenga/rust_protobuf written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/gerben-stavenga/rust_protobuf on toolchain 035b01b794602d5861daa43ac792f372f8981ed7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+035b01b794602d5861daa43ac792f372f8981ed7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/gerben-stavenga/rust_protobuf 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" "+035b01b794602d5861daa43ac792f372f8981ed7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libfuzzer-sys v0.4.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+035b01b794602d5861daa43ac792f372f8981ed7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 024fa7e9d794178e1043c63d80a69a7e732f353640915615318f1e85dd59ffc1
[INFO] running `Command { std: "docker" "start" "-a" "024fa7e9d794178e1043c63d80a69a7e732f353640915615318f1e85dd59ffc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "024fa7e9d794178e1043c63d80a69a7e732f353640915615318f1e85dd59ffc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "024fa7e9d794178e1043c63d80a69a7e732f353640915615318f1e85dd59ffc1", kill_on_drop: false }`
[INFO] [stdout] 024fa7e9d794178e1043c63d80a69a7e732f353640915615318f1e85dd59ffc1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+035b01b794602d5861daa43ac792f372f8981ed7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 42ff1b721e9313afc8b01ed7d6d3671eae7970a27f0a802655a9b4a85938a7d3
[INFO] running `Command { std: "docker" "start" "-a" "42ff1b721e9313afc8b01ed7d6d3671eae7970a27f0a802655a9b4a85938a7d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.104
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling libc v0.2.178
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]     Checking memchr v2.7.6
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking pin-project-lite v0.2.16
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]     Checking slab v0.4.11
[INFO] [stderr]     Checking futures-task v0.3.31
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]    Compiling find-msvc-tools v0.1.6
[INFO] [stderr]     Checking itoa v1.0.17
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking time-core v0.1.6
[INFO] [stderr]     Checking num-conv v0.1.0
[INFO] [stderr]     Checking deranged v0.5.5
[INFO] [stderr]     Checking allocator-api2 v0.2.21
[INFO] [stderr]     Checking base64 v0.22.1
[INFO] [stderr]    Compiling syn v2.0.112
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling cc v1.2.51
[INFO] [stderr]     Checking time v0.3.44
[INFO] [stderr]    Compiling libfuzzer-sys v0.4.10
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling derive_arbitrary v1.4.2
[INFO] [stderr]     Checking arbitrary v1.4.2
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking protocrap v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking no-std-test v0.1.0 (/opt/rustwide/workdir/no-std-test)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> no-std-test/src/lib.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     msg.set_name("test.proto", &mut arena);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let _ = msg.set_name("test.proto", &mut arena);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> no-std-test/src/lib.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     msg.set_package("test.package", &mut arena);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let _ = msg.set_package("test.package", &mut arena);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> no-std-test/src/lib.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 55 |     original.set_name("roundtrip.proto", &mut arena);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 55 |     let _ = original.set_name("roundtrip.proto", &mut arena);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> no-std-test/src/lib.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout] 56 |     original.set_package("my.package", &mut arena);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 56 |     let _ = original.set_package("my.package", &mut arena);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking protocrap-fuzz v0.0.0 (/opt/rustwide/workdir/fuzz)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> no-std-test/src/lib.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     msg.set_name("test.proto", &mut arena);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let _ = msg.set_name("test.proto", &mut arena);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> no-std-test/src/lib.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     msg.set_package("test.package", &mut arena);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let _ = msg.set_package("test.package", &mut arena);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> no-std-test/src/lib.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 55 |     original.set_name("roundtrip.proto", &mut arena);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 55 |     let _ = original.set_name("roundtrip.proto", &mut arena);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> no-std-test/src/lib.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout] 56 |     original.set_package("my.package", &mut arena);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 56 |     let _ = original.set_package("my.package", &mut arena);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 35.07s
[INFO] running `Command { std: "docker" "inspect" "42ff1b721e9313afc8b01ed7d6d3671eae7970a27f0a802655a9b4a85938a7d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42ff1b721e9313afc8b01ed7d6d3671eae7970a27f0a802655a9b4a85938a7d3", kill_on_drop: false }`
[INFO] [stdout] 42ff1b721e9313afc8b01ed7d6d3671eae7970a27f0a802655a9b4a85938a7d3
