[INFO] fetching crate cordata 0.0.1... [INFO] checking cordata-0.0.1 against master#fe55364329579d361b1ab565728bc033a7dba07e for pr-146013 [INFO] extracting crate cordata 0.0.1 into /workspace/builds/worker-4-tc1/source [INFO] started tweaking crates.io crate cordata 0.0.1 [INFO] finished tweaking crates.io crate cordata 0.0.1 [INFO] tweaked toml for crates.io crate cordata 0.0.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate cordata 0.0.1 on toolchain fe55364329579d361b1ab565728bc033a7dba07e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fe55364329579d361b1ab565728bc033a7dba07e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fe55364329579d361b1ab565728bc033a7dba07e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 14 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fe55364329579d361b1ab565728bc033a7dba07e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+fe55364329579d361b1ab565728bc033a7dba07e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c2f3c62c707c579a3fd7e693edcd12c7ba6f66772adeb219698d1b4ea843b515 [INFO] running `Command { std: "docker" "start" "-a" "c2f3c62c707c579a3fd7e693edcd12c7ba6f66772adeb219698d1b4ea843b515", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c2f3c62c707c579a3fd7e693edcd12c7ba6f66772adeb219698d1b4ea843b515", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c2f3c62c707c579a3fd7e693edcd12c7ba6f66772adeb219698d1b4ea843b515", kill_on_drop: false }` [INFO] [stdout] c2f3c62c707c579a3fd7e693edcd12c7ba6f66772adeb219698d1b4ea843b515 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+fe55364329579d361b1ab565728bc033a7dba07e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 661f358f0747528b0afa28e522257464264c6a3378e03faa177ca419915dad97 [INFO] running `Command { std: "docker" "start" "-a" "661f358f0747528b0afa28e522257464264c6a3378e03faa177ca419915dad97", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.175 [INFO] [stderr] Checking memchr v2.7.5 [INFO] [stderr] Checking regex-syntax v0.8.6 [INFO] [stderr] Checking cfg-if v1.0.3 [INFO] [stderr] Checking log v0.4.28 [INFO] [stderr] Checking cordata v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::default::Default` [INFO] [stdout] --> src/lib.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | use std::default::Default; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:42:28 [INFO] [stdout] | [INFO] [stdout] 42 | struct VersionVector(BTreeMap); [INFO] [stdout] | ------------- ^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `thread_id`, `version`, and `operations` are never read [INFO] [stdout] --> src/lib.rs:45:5 [INFO] [stdout] | [INFO] [stdout] 44 | pub struct State { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 45 | thread_id: ThreadId, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 46 | version: VersionVector, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 47 | operations: BTreeMap, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Checking getrandom v0.2.16 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] error: could not compile `rand` (lib) [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] could not execute process `/opt/rustwide/rustup-home/toolchains/fe55364329579d361b1ab565728bc033a7dba07e/bin/rustc --crate-name rand --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand-0.8.5/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="getrandom"' --cfg 'feature="small_rng"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("alloc", "default", "getrandom", "libc", "log", "min_const_gen", "nightly", "packed_simd", "rand_chacha", "serde", "serde1", "simd_support", "small_rng", "std", "std_rng"))' -C metadata=47fde2344e1061a1 -C extra-filename=-8b0a45d0a83a119e --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern rand_core=/opt/rustwide/target/debug/deps/librand_core-bafb14816f2d0ca7.rmeta --cap-lints allow --cap-lints=forbid` (never executed) [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] No such file or directory (os error 2) [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "661f358f0747528b0afa28e522257464264c6a3378e03faa177ca419915dad97", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "661f358f0747528b0afa28e522257464264c6a3378e03faa177ca419915dad97", kill_on_drop: false }` [INFO] [stdout] 661f358f0747528b0afa28e522257464264c6a3378e03faa177ca419915dad97