[INFO] cloning repository https://github.com/hayeb/loz
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hayeb/loz" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhayeb%2Floz", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhayeb%2Floz'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7dd5b38c6578388ae0620225f73b0e00fcac9cd7
[INFO] checking hayeb/loz against master#cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3 for pr-135841
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhayeb%2Floz" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hayeb/loz on toolchain cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hayeb/loz
[INFO] finished tweaking git repo https://github.com/hayeb/loz
[INFO] tweaked toml for git repo https://github.com/hayeb/loz written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/hayeb/loz 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" "+cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded inkwell_internals v0.5.0
[INFO] [stderr]   Downloaded llvm-sys v100.2.3
[INFO] [stderr]   Downloaded inkwell v0.1.0-beta.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 87a67ca6d7999395c5c051210ef64e16aff1136cd38746da9c5bdd2cbc6b29e5
[INFO] running `Command { std: "docker" "start" "-a" "87a67ca6d7999395c5c051210ef64e16aff1136cd38746da9c5bdd2cbc6b29e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "87a67ca6d7999395c5c051210ef64e16aff1136cd38746da9c5bdd2cbc6b29e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87a67ca6d7999395c5c051210ef64e16aff1136cd38746da9c5bdd2cbc6b29e5", kill_on_drop: false }`
[INFO] [stdout] 87a67ca6d7999395c5c051210ef64e16aff1136cd38746da9c5bdd2cbc6b29e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 21810ee4240969ad5d8c1db2c57a4fbc69140c9f60c52a38ba2f66b9bd543fce
[INFO] running `Command { std: "docker" "start" "-a" "21810ee4240969ad5d8c1db2c57a4fbc69140c9f60c52a38ba2f66b9bd543fce", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling syn v1.0.96
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling cc v1.0.65
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling inkwell v0.1.0-beta.4
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking fixedbitset v0.2.0
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking number_prefix v0.4.0
[INFO] [stderr]     Checking os_str_bytes v6.1.0
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]     Checking clap_lex v0.2.0
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking petgraph v0.5.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v3.1.18
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling llvm-sys v100.2.3
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling inkwell_internals v0.5.0
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking loz-compiler v0.1.0 (/opt/rustwide/workdir/core/compiler)
[INFO] [stdout] warning: unused import: `TypeVar`
[INFO] [stdout]   --> core/compiler/src/inferencer.rs:12:41
[INFO] [stdout]    |
[INFO] [stdout] 12 | use crate::{Location, Type, TypeScheme, TypeVar};
[INFO] [stdout]    |                                         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TypeVar`
[INFO] [stdout]   --> core/compiler/src/inferencer.rs:12:41
[INFO] [stdout]    |
[INFO] [stdout] 12 | use crate::{Location, Type, TypeScheme, TypeVar};
[INFO] [stdout]    |                                         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&std::rc::Rc<String>` instead of cloning the inner type
[INFO] [stdout]   --> core/compiler/src/inferencer/grapher.rs:50:63
[INFO] [stdout]    |
[INFO] [stdout] 50 | ...                   .get(index_to_name.get(n).unwrap().clone())
[INFO] [stdout]    |                                                         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: failed to write to `/opt/rustwide/target/debug/deps/rmetaZlpqoE/lib.rmeta`: No space left on device (os error 28)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `loz-compiler` (lib) due to 1 previous error; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&std::rc::Rc<String>` instead of cloning the inner type
[INFO] [stdout]   --> core/compiler/src/inferencer/grapher.rs:50:63
[INFO] [stdout]    |
[INFO] [stdout] 50 | ...                   .get(index_to_name.get(n).unwrap().clone())
[INFO] [stdout]    |                                                         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `loz-compiler` (lib test); 2 warnings emitted
[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/cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3/bin/rustc --crate-name loz_compiler --edition=2018 core/compiler/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --test --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' -C metadata=db5f9aa085c3ce7b -C extra-filename=-87e8dfc617fd0354 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern inkwell=/opt/rustwide/target/debug/deps/libinkwell-cd5eb9339e94c814.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-24fcf0d04544a735.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-3dcad08886afe173.rmeta --extern number_prefix=/opt/rustwide/target/debug/deps/libnumber_prefix-50a93f48ca9dc3b7.rmeta --extern pest=/opt/rustwide/target/debug/deps/libpest-e02cd0c96f3010b8.rmeta --extern pest_derive=/opt/rustwide/target/debug/deps/libpest_derive-fd499aca2878a5a9.so --extern petgraph=/opt/rustwide/target/debug/deps/libpetgraph-86a36a6fda7b94ad.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-3cfbd65bcbe7a237.rmeta --cap-lints=forbid -L native=/opt/rustwide/target/debug/build/llvm-sys-e9bd202d5d3aca20/out -L native=/usr/lib/llvm-14/lib` (exit status: 0)
[INFO] running `Command { std: "docker" "inspect" "21810ee4240969ad5d8c1db2c57a4fbc69140c9f60c52a38ba2f66b9bd543fce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21810ee4240969ad5d8c1db2c57a4fbc69140c9f60c52a38ba2f66b9bd543fce", kill_on_drop: false }`
[INFO] [stdout] 21810ee4240969ad5d8c1db2c57a4fbc69140c9f60c52a38ba2f66b9bd543fce