[INFO] cloning repository https://github.com/potzko/square_root_walk
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/potzko/square_root_walk" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpotzko%2Fsquare_root_walk", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpotzko%2Fsquare_root_walk'...
[INFO] [stderr] error: copy-fd: write returned: No space left on device
[INFO] [stderr] fatal: cannot copy '/usr/share/git-core/templates/hooks/pre-receive.sample' to '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpotzko%2Fsquare_root_walk/hooks/pre-receive.sample': No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 1)
[INFO] cloning repository https://github.com/potzko/square_root_walk
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/potzko/square_root_walk" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpotzko%2Fsquare_root_walk", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpotzko%2Fsquare_root_walk'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bea6f01af0e57b317e63077cbe7b034d4bd5f4af
[INFO] checking potzko/square_root_walk against try#654bc80249a2b2ba8bd16392b5829d87ed96c92d for pr-136458
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpotzko%2Fsquare_root_walk" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/potzko/square_root_walk on toolchain 654bc80249a2b2ba8bd16392b5829d87ed96c92d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+654bc80249a2b2ba8bd16392b5829d87ed96c92d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/potzko/square_root_walk
[INFO] finished tweaking git repo https://github.com/potzko/square_root_walk
[INFO] tweaked toml for git repo https://github.com/potzko/square_root_walk written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/potzko/square_root_walk 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" "+654bc80249a2b2ba8bd16392b5829d87ed96c92d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+654bc80249a2b2ba8bd16392b5829d87ed96c92d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c162c3b3250c927a0b50fd8f9400934da41cb1d37ba5492115ed747bf1d098bf
[INFO] running `Command { std: "docker" "start" "-a" "c162c3b3250c927a0b50fd8f9400934da41cb1d37ba5492115ed747bf1d098bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c162c3b3250c927a0b50fd8f9400934da41cb1d37ba5492115ed747bf1d098bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c162c3b3250c927a0b50fd8f9400934da41cb1d37ba5492115ed747bf1d098bf", kill_on_drop: false }`
[INFO] [stdout] c162c3b3250c927a0b50fd8f9400934da41cb1d37ba5492115ed747bf1d098bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+654bc80249a2b2ba8bd16392b5829d87ed96c92d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac568d677547c0f8f5e01eef1210626fa5ffeebbadeb1f7371dedf0c8462b29b
[INFO] running `Command { std: "docker" "start" "-a" "ac568d677547c0f8f5e01eef1210626fa5ffeebbadeb1f7371dedf0c8462b29b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling serde_json v1.0.134
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]     Checking half v2.4.1
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking plotters-backend v0.3.7
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]     Checking clap_lex v0.7.4
[INFO] [stderr]     Checking itoa v1.0.14
[INFO] [stdout] error: couldn't create a temp dir: No space left on device (os error 28) at path "/opt/rustwide/target/debug/deps/rmetaoTIamI"
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `plotters-backend` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] rustc-LLVM ERROR: IO failure on output stream: No space left on device
[INFO] [stderr] error: could not compile `autocfg` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to parse process output: `/opt/rustwide/rustup-home/toolchains/654bc80249a2b2ba8bd16392b5829d87ed96c92d/bin/rustc --crate-name autocfg --edition=2015 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/autocfg-1.4.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' -C metadata=6ee610fba99ef989 -C extra-filename=-edb41dba5c1eb139 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid` (exit status: 101)
[INFO] [stdout] error: couldn't create a temp dir: No space left on device (os error 28) at path "/opt/rustwide/target/debug/deps/rmetaRUv3FL"
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error
[INFO] [stdout] error: couldn't create a temp dir: No space left on device (os error 28) at path "/opt/rustwide/target/debug/deps/rmeta5bqcvf"
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `libc` (lib) due to 1 previous error
[INFO] [stdout] error: failed to write to `/opt/rustwide/target/debug/deps/rmetarpKs43/lib.rmeta`: No space left on device (os error 28)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `regex-syntax` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "ac568d677547c0f8f5e01eef1210626fa5ffeebbadeb1f7371dedf0c8462b29b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac568d677547c0f8f5e01eef1210626fa5ffeebbadeb1f7371dedf0c8462b29b", kill_on_drop: false }`
[INFO] [stdout] ac568d677547c0f8f5e01eef1210626fa5ffeebbadeb1f7371dedf0c8462b29b