[INFO] cloning repository https://github.com/nacho-vlad/computing
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nacho-vlad/computing" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnacho-vlad%2Fcomputing", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnacho-vlad%2Fcomputing'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d626f2a44ab908831ace15a69476b4cb6eff8ce3
[INFO] checking nacho-vlad/computing against master#af3c6e733a40e671550e0f0f5aeecaa13772ba56 for pr-74989
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnacho-vlad%2Fcomputing" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nacho-vlad/computing on toolchain af3c6e733a40e671550e0f0f5aeecaa13772ba56
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nacho-vlad/computing
[INFO] finished tweaking git repo https://github.com/nacho-vlad/computing
[INFO] tweaked toml for git repo https://github.com/nacho-vlad/computing written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/nacho-vlad/computing already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1389af3f48c39e45ccd8ac2b623bccb7dc4e6519fd8a7b41433ffa99c1e09377
[INFO] running `Command { std: "docker" "start" "-a" "1389af3f48c39e45ccd8ac2b623bccb7dc4e6519fd8a7b41433ffa99c1e09377", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1389af3f48c39e45ccd8ac2b623bccb7dc4e6519fd8a7b41433ffa99c1e09377", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1389af3f48c39e45ccd8ac2b623bccb7dc4e6519fd8a7b41433ffa99c1e09377", kill_on_drop: false }`
[INFO] [stdout] 1389af3f48c39e45ccd8ac2b623bccb7dc4e6519fd8a7b41433ffa99c1e09377
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4ec4ad2da5d4c22debb43577717d9c5f2903aff912f95fa44ead073d26d677e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e4ec4ad2da5d4c22debb43577717d9c5f2903aff912f95fa44ead073d26d677e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.34
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling libloading v0.6.2
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]     Checking fastrand v1.3.3
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]     Checking smallvec v1.4.1
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking waker-fn v1.0.0
[INFO] [stderr]    Compiling cc v1.0.58
[INFO] [stderr]     Checking parking v1.0.5
[INFO] [stderr]     Checking pin-project-lite v0.1.7
[INFO] [stderr]     Checking atom v0.3.5
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking event-listener v2.2.0
[INFO] [stderr]     Checking copyless v0.1.5
[INFO] [stderr]     Checking async-task v3.0.0
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking vec-arena v0.5.0
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]     Checking easy-parallel v3.1.0
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking bytemuck v1.2.0
[INFO] [stderr]     Checking half v1.6.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking oorandom v11.1.2
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]     Checking concurrent-queue v1.1.1
[INFO] [stderr]     Checking hibitset v0.6.3
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]    Compiling cmake v0.1.44
[INFO] [stderr]     Checking futures-lite v0.1.9
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking multitask v0.2.0
[INFO] [stderr]     Checking async-channel v1.1.1
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking ash v0.31.0
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling x11 v2.18.2
[INFO] [stderr]     Checking crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking blocking v0.5.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking gfx-hal v0.5.3
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking criterion-plot v0.4.3
[INFO] [stderr]    Compiling shaderc-sys v0.6.2
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking async-io v0.1.6
[INFO] [stderr]     Checking plotters v0.2.15
[INFO] [stderr]     Checking async-executor v0.1.2
[INFO] [stderr]     Checking smol v0.3.2
[INFO] [stderr] error: could not compile `serde`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name serde /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-1.0.114/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="std"' -C metadata=b5eafdfca9315fe9 -C extra-filename=-b5eafdfca9315fe9 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid --cfg ops_bound --cfg core_reverse --cfg de_boxed_c_str --cfg de_boxed_path --cfg de_rc_dst --cfg core_duration --cfg integer128 --cfg range_inclusive --cfg num_nonzero --cfg core_try_from --cfg num_nonzero_signed --cfg std_atomic64 --cfg std_atomic` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: Checking for system installed libraries.  Use --features = build-from-source to disable this behavior
[INFO] [stderr] warning: System installed library not found.  Falling back to build from source
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "e4ec4ad2da5d4c22debb43577717d9c5f2903aff912f95fa44ead073d26d677e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4ec4ad2da5d4c22debb43577717d9c5f2903aff912f95fa44ead073d26d677e", kill_on_drop: false }`
[INFO] [stdout] e4ec4ad2da5d4c22debb43577717d9c5f2903aff912f95fa44ead073d26d677e
