[INFO] fetching crate diplo 0.8.3...
[INFO] testing diplo-0.8.3 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate diplo 0.8.3 into /workspace/builds/worker-56/source
[INFO] validating manifest of crates.io crate diplo 0.8.3 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate diplo 0.8.3
[INFO] finished tweaking crates.io crate diplo 0.8.3
[INFO] tweaked toml for crates.io crate diplo 0.8.3 written to /workspace/builds/worker-56/source/Cargo.toml
[INFO] crate crates.io crate diplo 0.8.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ctrlc v3.2.1
[INFO] [stderr]   Downloaded rprompt v1.0.5
[INFO] [stderr]   Downloaded command-group v1.0.8
[INFO] [stderr]   Downloaded nix v0.22.0
[INFO] [stderr]   Downloaded terminfo v0.7.3
[INFO] [stderr]   Downloaded kstring v1.0.5
[INFO] [stderr]   Downloaded toml_edit v0.8.0
[INFO] [stderr]   Downloaded clearscreen v1.0.7
[INFO] [stderr]   Downloaded watchexec v1.17.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c585469d37006fd16543ecb0644d05547ed1c206243002a948ca9e174bea9dff
[INFO] running `Command { std: "docker" "start" "-a" "c585469d37006fd16543ecb0644d05547ed1c206243002a948ca9e174bea9dff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c585469d37006fd16543ecb0644d05547ed1c206243002a948ca9e174bea9dff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c585469d37006fd16543ecb0644d05547ed1c206243002a948ca9e174bea9dff", kill_on_drop: false }`
[INFO] [stdout] c585469d37006fd16543ecb0644d05547ed1c206243002a948ca9e174bea9dff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5eb48876307bc894eb696c3243ea27a98e705400fd68fa9a98449c98bb942e42
[INFO] running `Command { std: "docker" "start" "-a" "5eb48876307bc894eb696c3243ea27a98e705400fd68fa9a98449c98bb942e42", 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] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]    Compiling proc-macro2 v1.0.30
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling cc v1.0.71
[INFO] [stderr]    Compiling siphasher v0.3.7
[INFO] [stderr]    Compiling pkg-config v0.3.20
[INFO] [stderr]    Compiling ppv-lite86 v0.2.14
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling slab v0.4.5
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]    Compiling native-tls v0.2.8
[INFO] [stderr]    Compiling httparse v1.5.1
[INFO] [stderr]    Compiling futures-sink v0.3.17
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling openssl-probe v0.1.4
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling httpdate v1.0.1
[INFO] [stderr]    Compiling anyhow v1.0.45
[INFO] [stderr]    Compiling tower-service v0.3.1
[INFO] [stderr]    Compiling serde_json v1.0.69
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling rprompt v1.0.5
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling tokio v1.13.0
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling tracing-core v0.1.21
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling textwrap v0.14.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling http v0.2.5
[INFO] [stderr]    Compiling openssl-src v300.0.2+3.0.0
[INFO] [stderr]    Compiling phf v0.8.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling tracing v0.1.29
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling combine v4.6.1
[INFO] [stderr]    Compiling os_str_bytes v4.2.0
[INFO] [stderr]    Compiling openssl-sys v0.9.70
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling mio v0.7.14
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling dirs-sys v0.3.6
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling inotify-sys v0.1.5
[INFO] [stderr]    Compiling nix v0.22.0
[INFO] [stderr]    Compiling which v4.2.2
[INFO] [stderr]    Compiling socket2 v0.4.2
[INFO] [stderr]    Compiling filetime v0.2.15
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling nix v0.23.0
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling inotify v0.7.1
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling terminfo v0.7.3
[INFO] [stderr]    Compiling http-body v0.4.3
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling notify v4.0.17
[INFO] [stderr]    Compiling globset v0.4.6
[INFO] [stderr]    Compiling darling_core v0.12.4
[INFO] [stderr]    Compiling command-group v1.0.8
[INFO] [stderr]    Compiling ctrlc v3.2.1
[INFO] [stderr]    Compiling tokio-macros v1.5.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.5
[INFO] [stderr]    Compiling darling_macro v0.12.4
[INFO] [stderr]    Compiling darling v0.12.4
[INFO] [stderr]    Compiling derive_builder_core v0.10.2
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling clearscreen v1.0.7
[INFO] [stderr]    Compiling clap v3.0.0-beta.5
[INFO] [stderr] error: could not compile `serde_derive`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name serde_derive /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_derive-1.0.130/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' -C metadata=6980d2fff6babb86 -C extra-filename=-6980d2fff6babb86 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-0b4d909bdba1b2c8.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-7dfa028e3d4d4c71.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-455bc3bb17011dd6.rlib --extern proc_macro --cap-lints allow --cap-lints=forbid --cfg underscore_consts --cfg ptr_addr_of` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "5eb48876307bc894eb696c3243ea27a98e705400fd68fa9a98449c98bb942e42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5eb48876307bc894eb696c3243ea27a98e705400fd68fa9a98449c98bb942e42", kill_on_drop: false }`
[INFO] [stdout] 5eb48876307bc894eb696c3243ea27a98e705400fd68fa9a98449c98bb942e42