[INFO] cloning repository https://github.com/sanj0/klex
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sanj0/klex" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsanj0%2Fklex", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsanj0%2Fklex'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 01da8c35102d5ad17234d91ff44562974ac9312c
[INFO] checking sanj0/klex against master#b286722878e18db29a7fbe672be7c4d3b02e8e4d for pr-127655
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsanj0%2Fklex" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sanj0/klex on toolchain b286722878e18db29a7fbe672be7c4d3b02e8e4d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sanj0/klex
[INFO] finished tweaking git repo https://github.com/sanj0/klex
[INFO] tweaked toml for git repo https://github.com/sanj0/klex written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/sanj0/klex 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" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d27855432af024c0819a8114c16b1035ab706f2eafa4eaadd8e6635d3c4e9fa6
[INFO] running `Command { std: "docker" "start" "-a" "d27855432af024c0819a8114c16b1035ab706f2eafa4eaadd8e6635d3c4e9fa6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d27855432af024c0819a8114c16b1035ab706f2eafa4eaadd8e6635d3c4e9fa6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d27855432af024c0819a8114c16b1035ab706f2eafa4eaadd8e6635d3c4e9fa6", kill_on_drop: false }`
[INFO] [stdout] d27855432af024c0819a8114c16b1035ab706f2eafa4eaadd8e6635d3c4e9fa6
[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=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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4da739ebf335732176ba9deb9c8ab192b027c6b3a90cdd7d17b40dc69401a0ba
[INFO] running `Command { std: "docker" "start" "-a" "4da739ebf335732176ba9deb9c8ab192b027c6b3a90cdd7d17b40dc69401a0ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling libc v0.2.148
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling serde_json v1.0.106
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]     Checking plotters-backend v0.3.5
[INFO] [stderr]     Checking memchr v2.6.3
[INFO] [stderr]    Compiling thiserror v1.0.48
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking regex-syntax v0.7.5
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]    Compiling syn v2.0.32
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking plotters-svg v0.3.5
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking walkdir v2.4.0
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking rayon v1.7.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking regex-automata v0.3.8
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]     Checking csv v1.2.2
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.48
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]     Checking regex v1.9.5
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking klex v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.34s
[INFO] running `Command { std: "docker" "inspect" "4da739ebf335732176ba9deb9c8ab192b027c6b3a90cdd7d17b40dc69401a0ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4da739ebf335732176ba9deb9c8ab192b027c6b3a90cdd7d17b40dc69401a0ba", kill_on_drop: false }`
[INFO] [stdout] 4da739ebf335732176ba9deb9c8ab192b027c6b3a90cdd7d17b40dc69401a0ba
[INFO] checking sanj0/klex against try#6a5749073f2ebf59d7740d30e50a932a85756ee7 for pr-127655
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsanj0%2Fklex" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sanj0/klex on toolchain 6a5749073f2ebf59d7740d30e50a932a85756ee7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6a5749073f2ebf59d7740d30e50a932a85756ee7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sanj0/klex
[INFO] finished tweaking git repo https://github.com/sanj0/klex
[INFO] tweaked toml for git repo https://github.com/sanj0/klex written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/sanj0/klex 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" "+6a5749073f2ebf59d7740d30e50a932a85756ee7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+6a5749073f2ebf59d7740d30e50a932a85756ee7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ce8c21e34479ad30da6392966ebebbecc6a748ce9da6ea8e6b7aa7cd6a11afbb
[INFO] running `Command { std: "docker" "start" "-a" "ce8c21e34479ad30da6392966ebebbecc6a748ce9da6ea8e6b7aa7cd6a11afbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce8c21e34479ad30da6392966ebebbecc6a748ce9da6ea8e6b7aa7cd6a11afbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce8c21e34479ad30da6392966ebebbecc6a748ce9da6ea8e6b7aa7cd6a11afbb", kill_on_drop: false }`
[INFO] [stdout] ce8c21e34479ad30da6392966ebebbecc6a748ce9da6ea8e6b7aa7cd6a11afbb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+6a5749073f2ebf59d7740d30e50a932a85756ee7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa28f43c520a1cfd1efa75b9b374ae219c0197789371de947906ea29d3b70c2f
[INFO] running `Command { std: "docker" "start" "-a" "fa28f43c520a1cfd1efa75b9b374ae219c0197789371de947906ea29d3b70c2f", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.148
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]    Compiling serde_json v1.0.106
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]    Compiling thiserror v1.0.48
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]     Checking plotters-backend v0.3.5
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking memchr v2.6.3
[INFO] [stderr]     Checking regex-syntax v0.7.5
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]    Compiling syn v2.0.32
[INFO] [stderr]     Checking plotters-svg v0.3.5
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking rayon v1.7.0
[INFO] [stderr]     Checking walkdir v2.4.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]     Checking regex-automata v0.3.8
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]     Checking regex v1.9.5
[INFO] [stderr]     Checking csv v1.2.2
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.48
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking klex v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] rustc-LLVM ERROR: IO failure on output stream: No space left on device
[INFO] [stderr] error: could not compile `serde_derive` (lib)
[INFO] running `Command { std: "docker" "inspect" "fa28f43c520a1cfd1efa75b9b374ae219c0197789371de947906ea29d3b70c2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa28f43c520a1cfd1efa75b9b374ae219c0197789371de947906ea29d3b70c2f", kill_on_drop: false }`
[INFO] [stdout] fa28f43c520a1cfd1efa75b9b374ae219c0197789371de947906ea29d3b70c2f