[INFO] cloning repository https://github.com/AmlingPalantir/r4 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AmlingPalantir/r4" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAmlingPalantir%2Fr4", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAmlingPalantir%2Fr4'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 256af3c72f094b298cd442097ef7c571d8001f29 [INFO] checking AmlingPalantir/r4 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAmlingPalantir%2Fr4" "/workspace/builds/worker-75/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-75/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/AmlingPalantir/r4 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/AmlingPalantir/r4 [INFO] finished tweaking git repo https://github.com/AmlingPalantir/r4 [INFO] tweaked toml for git repo https://github.com/AmlingPalantir/r4 written to /workspace/builds/worker-75/source/Cargo.toml [INFO] crate git repo https://github.com/AmlingPalantir/r4 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6f074691d79abfe0f3d5b0ba743daccdca32607ee9d11153573942024b87429b [INFO] running `Command { std: "docker" "start" "-a" "6f074691d79abfe0f3d5b0ba743daccdca32607ee9d11153573942024b87429b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6f074691d79abfe0f3d5b0ba743daccdca32607ee9d11153573942024b87429b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6f074691d79abfe0f3d5b0ba743daccdca32607ee9d11153573942024b87429b", kill_on_drop: false }` [INFO] [stdout] 6f074691d79abfe0f3d5b0ba743daccdca32607ee9d11153573942024b87429b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 251e197712b7ccd4685e453b8ff17df87f3c9d86af3932dd8ecb7888a234ed71 [INFO] running `Command { std: "docker" "start" "-a" "251e197712b7ccd4685e453b8ff17df87f3c9d86af3932dd8ecb7888a234ed71", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling proc-macro2 v0.4.24 [INFO] [stderr] Compiling libc v0.2.45 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling serde v1.0.82 [INFO] [stderr] Checking misc v1.0.0 (/opt/rustwide/workdir/misc) [INFO] [stderr] Compiling ryu v0.2.7 [INFO] [stderr] Checking itoa v0.4.3 [INFO] [stderr] Checking validates v1.0.0 (/opt/rustwide/workdir/validates) [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Checking lazy_static v1.2.0 [INFO] [stderr] Compiling rand_core v0.3.0 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Compiling typenum v1.10.0 [INFO] [stderr] Compiling cfg-if v0.1.6 [INFO] [stderr] Compiling cc v1.0.28 [INFO] [stderr] Compiling string_cache_shared v0.3.0 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Compiling byte-tools v0.3.0 [INFO] [stderr] Compiling ucd-util v0.1.3 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling autocfg v0.1.1 [INFO] [stderr] Compiling utf8-ranges v1.0.2 [INFO] [stderr] Compiling byteorder v1.2.7 [INFO] [stderr] Compiling strsim v0.7.0 [INFO] [stderr] Compiling bit-vec v0.5.0 [INFO] [stderr] Compiling either v1.5.0 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Compiling ordermap v0.3.5 [INFO] [stderr] Compiling term v0.4.6 [INFO] [stderr] Compiling opaque-debug v0.2.1 [INFO] [stderr] Compiling fixedbitset v0.1.9 [INFO] [stderr] Compiling fake-simd v0.1.2 [INFO] [stderr] Compiling precomputed-hash v0.1.1 [INFO] [stderr] Compiling diff v0.1.11 [INFO] [stderr] Compiling lalrpop-util v0.16.2 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Checking rustc-demangle v0.1.13 [INFO] [stderr] Checking wns v1.0.0 (/opt/rustwide/workdir/wns) [INFO] [stderr] Compiling log v0.4.6 [INFO] [stderr] Compiling ascii-canvas v1.0.0 [INFO] [stderr] Compiling block-padding v0.1.2 [INFO] [stderr] Compiling unreachable v1.0.0 [INFO] [stderr] Checking registry_args v1.0.0 (/opt/rustwide/workdir/registry_args) [INFO] [stderr] Checking opts v1.0.0 (/opt/rustwide/workdir/opts) [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> opts/src/parser.rs:9:28 [INFO] [stdout] | [INFO] [stdout] 9 | type CbMany

= PointerRc ValidationResult<()>>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut P, &[String]) -> ValidationResult<()>` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> opts/src/parser.rs:10:27 [INFO] [stdout] | [INFO] [stdout] 10 | type CbOne

= PointerRc ValidationResult>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut P, &str) -> ValidationResult` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> opts/src/parser.rs:9:28 [INFO] [stdout] | [INFO] [stdout] 9 | type CbMany

= PointerRc ValidationResult<()>>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut P, &[String]) -> ValidationResult<()>` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> opts/src/parser.rs:10:27 [INFO] [stdout] | [INFO] [stdout] 10 | type CbOne

= PointerRc ValidationResult>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut P, &str) -> ValidationResult` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rand_core v0.2.2 [INFO] [stderr] Compiling regex-syntax v0.6.4 [INFO] [stderr] Compiling memchr v2.1.2 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling quote v0.6.10 [INFO] [stderr] Compiling itertools v0.7.11 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_xorshift v0.1.0 [INFO] [stderr] Compiling syn v0.15.23 [INFO] [stderr] Compiling phf_shared v0.7.23 [INFO] [stderr] Compiling bit-set v0.5.0 [INFO] [stderr] Compiling synstructure v0.10.1 [INFO] [stderr] Compiling backtrace-sys v0.1.28 [INFO] [stderr] Compiling rlua v0.15.3 [INFO] [stderr] Compiling backtrace v0.3.13 [INFO] [stderr] Compiling registry_args_derive v1.0.0 (/opt/rustwide/workdir/registry_args_derive) [INFO] [stderr] Compiling serde_derive v1.0.82 [INFO] [stderr] Compiling validates_derive v1.0.0 (/opt/rustwide/workdir/validates_derive) [INFO] [stderr] Compiling new_debug_unreachable v1.0.1 [INFO] [stderr] Compiling petgraph v0.4.13 [INFO] [stderr] Compiling ena v0.10.1 [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking registry v1.0.0 (/opt/rustwide/workdir/registry) [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> registry/src/lib.rs:22:15 [INFO] [stdout] | [INFO] [stdout] 22 | init: Box ValidationResult + Send + Sync>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[&str]) -> ValidationResult + Send + Sync` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> registry/src/lib.rs:22:15 [INFO] [stdout] | [INFO] [stdout] 22 | init: Box ValidationResult + Send + Sync>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[&str]) -> ValidationResult + Send + Sync` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling rand v0.5.5 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling generic-array v0.12.0 [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-1.0.82/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="std"' -C metadata=f24598223aac47a0 -C extra-filename=-f24598223aac47a0 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid --cfg de_boxed_c_str --cfg de_rc_dst --cfg core_duration --cfg integer128 --cfg range_inclusive --cfg num_nonzero` (signal: 9, SIGKILL: kill) [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "251e197712b7ccd4685e453b8ff17df87f3c9d86af3932dd8ecb7888a234ed71", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "251e197712b7ccd4685e453b8ff17df87f3c9d86af3932dd8ecb7888a234ed71", kill_on_drop: false }` [INFO] [stdout] 251e197712b7ccd4685e453b8ff17df87f3c9d86af3932dd8ecb7888a234ed71