[INFO] fetching crate prost-serde 0.3.0...
[INFO] testing prost-serde-0.3.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate prost-serde 0.3.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate prost-serde 0.3.0
[INFO] finished tweaking crates.io crate prost-serde 0.3.0
[INFO] tweaked toml for crates.io crate prost-serde 0.3.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate prost-serde 0.3.0 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 67 packages to latest compatible versions
[INFO] [stderr]       Adding prost-build v0.9.0 (available: v0.14.1)
[INFO] [stderr]       Adding prost-helper v0.6.0 (available: v0.8.3)
[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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded prost-helper v0.6.0
[INFO] [stderr]   Downloaded prost-derive v0.9.0
[INFO] [stderr]   Downloaded prost-types v0.9.0
[INFO] [stderr]   Downloaded prost v0.9.0
[INFO] [stderr]   Downloaded prost-build v0.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 4be2f0a160ec94768ef8f61009ad0029ace0f6b89ccdb1c57b5c96f311b9f379
[INFO] running `Command { std: "docker" "start" "-a" "4be2f0a160ec94768ef8f61009ad0029ace0f6b89ccdb1c57b5c96f311b9f379", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4be2f0a160ec94768ef8f61009ad0029ace0f6b89ccdb1c57b5c96f311b9f379", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4be2f0a160ec94768ef8f61009ad0029ace0f6b89ccdb1c57b5c96f311b9f379", kill_on_drop: false }`
[INFO] [stdout] 4be2f0a160ec94768ef8f61009ad0029ace0f6b89ccdb1c57b5c96f311b9f379
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 7b6d6ff308a3528372153a7ee52173fdf41f43428dc1ead96f448bb7a71c1d0c
[INFO] running `Command { std: "docker" "start" "-a" "7b6d6ff308a3528372153a7ee52173fdf41f43428dc1ead96f448bb7a71c1d0c", kill_on_drop: false }`
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling home v0.5.11
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling multimap v0.8.3
[INFO] [stderr]    Compiling petgraph v0.6.5
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling which v4.4.2
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling prost-build v0.9.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling tempfile v3.23.0
[INFO] [stderr]    Compiling regex v1.11.3
[INFO] [stderr]    Compiling prost-derive v0.9.0
[INFO] [stderr]    Compiling prost v0.9.0
[INFO] [stderr]    Compiling prost-types v0.9.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling prost-serde v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.10s
[INFO] running `Command { std: "docker" "inspect" "7b6d6ff308a3528372153a7ee52173fdf41f43428dc1ead96f448bb7a71c1d0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b6d6ff308a3528372153a7ee52173fdf41f43428dc1ead96f448bb7a71c1d0c", kill_on_drop: false }`
[INFO] [stdout] 7b6d6ff308a3528372153a7ee52173fdf41f43428dc1ead96f448bb7a71c1d0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] e3eb44eb6553325e3ac50b21d901e3be923a0ffda73dd9da5998a90c1e0f15de
[INFO] running `Command { std: "docker" "start" "-a" "e3eb44eb6553325e3ac50b21d901e3be923a0ffda73dd9da5998a90c1e0f15de", kill_on_drop: false }`
[INFO] [stderr]    Compiling prost-helper v0.6.0
[INFO] [stderr]    Compiling prost-serde v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.51s
[INFO] running `Command { std: "docker" "inspect" "e3eb44eb6553325e3ac50b21d901e3be923a0ffda73dd9da5998a90c1e0f15de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3eb44eb6553325e3ac50b21d901e3be923a0ffda73dd9da5998a90c1e0f15de", kill_on_drop: false }`
[INFO] [stdout] e3eb44eb6553325e3ac50b21d901e3be923a0ffda73dd9da5998a90c1e0f15de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 416cb30f250ba1aa76f600ee70ad5ccbd1280e9e4c23603887096c2cd4538bcb
[INFO] running `Command { std: "docker" "start" "-a" "416cb30f250ba1aa76f600ee70ad5ccbd1280e9e4c23603887096c2cd4538bcb", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/prost_serde-422ca59d58f6f23b)
[INFO] [stderr] error: 'cargo-fmt' is not installed for the toolchain '1.90.0-x86_64-unknown-linux-gnu'.
[INFO] [stderr] To install, run `rustup component add --toolchain 1.90.0-x86_64-unknown-linux-gnu rustfmt`
[INFO] [stdout] test tests::generate_serde_supported_code ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.27s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests prost_serde
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 16) ... ignored
[INFO] [stdout] test src/lib.rs - (line 36) ... ignored
[INFO] [stdout] test src/lib.rs - (line 9) ... 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" "416cb30f250ba1aa76f600ee70ad5ccbd1280e9e4c23603887096c2cd4538bcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "416cb30f250ba1aa76f600ee70ad5ccbd1280e9e4c23603887096c2cd4538bcb", kill_on_drop: false }`
[INFO] [stdout] 416cb30f250ba1aa76f600ee70ad5ccbd1280e9e4c23603887096c2cd4538bcb