[INFO] fetching crate kcp 0.5.3...
[INFO] testing kcp-0.5.3 against master#ebf0cf75d368c035f4c7e7246d203bd469ee4a51 for pr-137940
[INFO] extracting crate kcp 0.5.3 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate kcp 0.5.3 on toolchain ebf0cf75d368c035f4c7e7246d203bd469ee4a51
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kcp 0.5.3
[INFO] finished tweaking crates.io crate kcp 0.5.3
[INFO] tweaked toml for crates.io crate kcp 0.5.3 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "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 46 packages to latest compatible versions
[INFO] [stderr]       Adding env_logger v0.10.2 (available: v0.11.7)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.0)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.12)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b842d6d910202749c3ce581e8d563c4a01a9b4ca52564f01c2233b9d15f0cbc6
[INFO] running `Command { std: "docker" "start" "-a" "b842d6d910202749c3ce581e8d563c4a01a9b4ca52564f01c2233b9d15f0cbc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b842d6d910202749c3ce581e8d563c4a01a9b4ca52564f01c2233b9d15f0cbc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b842d6d910202749c3ce581e8d563c4a01a9b4ca52564f01c2233b9d15f0cbc6", kill_on_drop: false }`
[INFO] [stdout] b842d6d910202749c3ce581e8d563c4a01a9b4ca52564f01c2233b9d15f0cbc6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2cf6224bd0dad83f928c09aa010b13fcef48884ff194e0ef9f556f265ca8cce0
[INFO] running `Command { std: "docker" "start" "-a" "2cf6224bd0dad83f928c09aa010b13fcef48884ff194e0ef9f556f265ca8cce0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling bytes v1.10.1
[INFO] [stderr]    Compiling log v0.4.26
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling kcp v0.5.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.69s
[INFO] running `Command { std: "docker" "inspect" "2cf6224bd0dad83f928c09aa010b13fcef48884ff194e0ef9f556f265ca8cce0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cf6224bd0dad83f928c09aa010b13fcef48884ff194e0ef9f556f265ca8cce0", kill_on_drop: false }`
[INFO] [stdout] 2cf6224bd0dad83f928c09aa010b13fcef48884ff194e0ef9f556f265ca8cce0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 65a0ff7f9f13213122114a1242952ef741d9caa8285f6feefcf0ee05a1f93c1e
[INFO] running `Command { std: "docker" "start" "-a" "65a0ff7f9f13213122114a1242952ef741d9caa8285f6feefcf0ee05a1f93c1e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]    Compiling zerocopy v0.8.23
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling log v0.4.26
[INFO] [stderr]    Compiling powerfmt v0.2.0
[INFO] [stderr]    Compiling time-core v0.1.3
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]    Compiling humantime v2.2.0
[INFO] [stderr]    Compiling deranged v0.3.11
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling kcp v0.5.3 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling time v0.3.39
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling is-terminal v0.4.16
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stdout] error: failed to write to `/opt/rustwide/target/debug/deps/rmetaJ3sScD/lib.rmeta`: No space left on device (os error 28)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `regex-automata` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "65a0ff7f9f13213122114a1242952ef741d9caa8285f6feefcf0ee05a1f93c1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65a0ff7f9f13213122114a1242952ef741d9caa8285f6feefcf0ee05a1f93c1e", kill_on_drop: false }`
[INFO] [stdout] 65a0ff7f9f13213122114a1242952ef741d9caa8285f6feefcf0ee05a1f93c1e