[INFO] fetching crate matchbox_protocol 0.13.0...
[INFO] testing matchbox_protocol-0.13.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate matchbox_protocol 0.13.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate matchbox_protocol 0.13.0
[INFO] finished tweaking crates.io crate matchbox_protocol 0.13.0
[INFO] tweaked toml for crates.io crate matchbox_protocol 0.13.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate matchbox_protocol 0.13.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate matchbox_protocol 0.13.0 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" "+1.91.0" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5151ae8b9ecec9e3cc3009e0232f8037508e15997b153a4f465e08ae1712aa0c
[INFO] running `Command { std: "docker" "start" "-a" "5151ae8b9ecec9e3cc3009e0232f8037508e15997b153a4f465e08ae1712aa0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5151ae8b9ecec9e3cc3009e0232f8037508e15997b153a4f465e08ae1712aa0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5151ae8b9ecec9e3cc3009e0232f8037508e15997b153a4f465e08ae1712aa0c", kill_on_drop: false }`
[INFO] [stdout] 5151ae8b9ecec9e3cc3009e0232f8037508e15997b153a4f465e08ae1712aa0c
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca44dba385adcff224e2d944cbb47e03ca6b79f4bb4ac4a54be37d148c9d252b
[INFO] running `Command { std: "docker" "start" "-a" "ca44dba385adcff224e2d944cbb47e03ca6b79f4bb4ac4a54be37d148c9d252b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling cfg-if v1.0.3
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling derive_more-impl v2.0.1
[INFO] [stderr]    Compiling derive_more v2.0.1
[INFO] [stderr]    Compiling uuid v1.18.1
[INFO] [stderr]    Compiling matchbox_protocol v0.13.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.08s
[INFO] running `Command { std: "docker" "inspect" "ca44dba385adcff224e2d944cbb47e03ca6b79f4bb4ac4a54be37d148c9d252b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca44dba385adcff224e2d944cbb47e03ca6b79f4bb4ac4a54be37d148c9d252b", kill_on_drop: false }`
[INFO] [stdout] ca44dba385adcff224e2d944cbb47e03ca6b79f4bb4ac4a54be37d148c9d252b
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 229f1e45c6c4302b77d058bd6a335e5ab4e4b1d8bdd15fc4e8d603a4071674ae
[INFO] running `Command { std: "docker" "start" "-a" "229f1e45c6c4302b77d058bd6a335e5ab4e4b1d8bdd15fc4e8d603a4071674ae", kill_on_drop: false }`
[INFO] [stderr]    Compiling matchbox_protocol v0.13.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "229f1e45c6c4302b77d058bd6a335e5ab4e4b1d8bdd15fc4e8d603a4071674ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "229f1e45c6c4302b77d058bd6a335e5ab4e4b1d8bdd15fc4e8d603a4071674ae", kill_on_drop: false }`
[INFO] [stdout] 229f1e45c6c4302b77d058bd6a335e5ab4e4b1d8bdd15fc4e8d603a4071674ae
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f98a7b9b7fbd8db2a3f5f87ff43d8f98f8d5bc5f4991d8e85cb8bb692908bc9b
[INFO] running `Command { std: "docker" "start" "-a" "f98a7b9b7fbd8db2a3f5f87ff43d8f98f8d5bc5f4991d8e85cb8bb692908bc9b", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/matchbox_protocol-78988908c761fec5)
[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 matchbox_protocol
[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] running `Command { std: "docker" "inspect" "f98a7b9b7fbd8db2a3f5f87ff43d8f98f8d5bc5f4991d8e85cb8bb692908bc9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f98a7b9b7fbd8db2a3f5f87ff43d8f98f8d5bc5f4991d8e85cb8bb692908bc9b", kill_on_drop: false }`
[INFO] [stdout] f98a7b9b7fbd8db2a3f5f87ff43d8f98f8d5bc5f4991d8e85cb8bb692908bc9b