[INFO] fetching crate sliding_window_alt 0.1.2... [INFO] testing sliding_window_alt-0.1.2 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1 [INFO] extracting crate sliding_window_alt 0.1.2 into /workspace/builds/worker-4-tc1/source [INFO] started tweaking crates.io crate sliding_window_alt 0.1.2 [INFO] finished tweaking crates.io crate sliding_window_alt 0.1.2 [INFO] tweaked toml for crates.io crate sliding_window_alt 0.1.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate sliding_window_alt 0.1.2 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate sliding_window_alt 0.1.2 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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded circular-queue v0.2.6 [INFO] [stderr] Downloaded sliding_window v0.1.2 [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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 72afc414902db7c3aa864c72114e76994bad241d8af3df9a5f678955a12db788 [INFO] running `Command { std: "docker" "start" "-a" "72afc414902db7c3aa864c72114e76994bad241d8af3df9a5f678955a12db788", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "72afc414902db7c3aa864c72114e76994bad241d8af3df9a5f678955a12db788", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "72afc414902db7c3aa864c72114e76994bad241d8af3df9a5f678955a12db788", kill_on_drop: false }` [INFO] [stdout] 72afc414902db7c3aa864c72114e76994bad241d8af3df9a5f678955a12db788 [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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6c0f25917d6e0f3be17bb39eeedc53c3c0756f62a7c59e633e07d1e4f38f395a [INFO] running `Command { std: "docker" "start" "-a" "6c0f25917d6e0f3be17bb39eeedc53c3c0756f62a7c59e633e07d1e4f38f395a", kill_on_drop: false }` [INFO] [stderr] Compiling sliding_window_alt v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:246:17 [INFO] [stdout] | [INFO] [stdout] 246 | pub fn iter(&self) -> Chain, Iter> { [INFO] [stdout] | ^^^^^ ^^^^^^^ ^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | | [INFO] [stdout] | | the same lifetime is hidden here [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 246 | pub fn iter(&self) -> Chain, Iter<'_, T>> { [INFO] [stdout] | +++ +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:252:21 [INFO] [stdout] | [INFO] [stdout] 252 | pub fn iter_mut(&mut self) -> Chain, IterMut> { [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^ ^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | | [INFO] [stdout] | | the same lifetime is hidden here [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 252 | pub fn iter_mut(&mut self) -> Chain, IterMut<'_, T>> { [INFO] [stdout] | +++ +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.10s [INFO] running `Command { std: "docker" "inspect" "6c0f25917d6e0f3be17bb39eeedc53c3c0756f62a7c59e633e07d1e4f38f395a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6c0f25917d6e0f3be17bb39eeedc53c3c0756f62a7c59e633e07d1e4f38f395a", kill_on_drop: false }` [INFO] [stdout] 6c0f25917d6e0f3be17bb39eeedc53c3c0756f62a7c59e633e07d1e4f38f395a [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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d9889f000f62b6be6abda80c3787c00930124919c18acb481df5c8043f6dc9ca [INFO] running `Command { std: "docker" "start" "-a" "d9889f000f62b6be6abda80c3787c00930124919c18acb481df5c8043f6dc9ca", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.8 [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Compiling semver v1.0.7 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling libc v0.2.122 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling proc-macro2 v1.0.37 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling serde_json v1.0.79 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling syn v1.0.91 [INFO] [stderr] Compiling typenum v1.15.0 [INFO] [stderr] Compiling ryu v1.0.9 [INFO] [stderr] Compiling serde_derive v1.0.136 [INFO] [stderr] Compiling regex-automata v0.1.10 [INFO] [stderr] Compiling itoa v1.0.1 [INFO] [stderr] Compiling plotters-backend v0.3.2 [INFO] [stderr] Compiling unicode-width v0.1.9 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling itertools v0.10.3 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling itoa v0.4.8 [INFO] [stderr] Compiling generic-array v0.14.5 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling crossbeam-epoch v0.9.8 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Compiling plotters-svg v0.3.1 [INFO] [stderr] Compiling circular-queue v0.2.6 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling crossbeam-channel v0.5.4 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling half v1.8.2 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] error: could not compile `memoffset` (lib) [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] could not execute process `/opt/rustwide/rustup-home/toolchains/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/bin/rustc --crate-name memoffset --edition=2015 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/memoffset-0.6.5/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("default", "unstable_const"))' -C metadata=7efc42c5bdbc97c2 -C extra-filename=-c07b57f074b7826e --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid --cfg tuple_ty --cfg allow_clippy --cfg maybe_uninit --cfg doctests --cfg raw_ref_macros` (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] [stderr] error: could not parse/generate dep info at: /opt/rustwide/target/debug/deps/serde-50e0eed20ce53b41.d [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] No such file or directory (os error 2) [INFO] running `Command { std: "docker" "inspect" "d9889f000f62b6be6abda80c3787c00930124919c18acb481df5c8043f6dc9ca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d9889f000f62b6be6abda80c3787c00930124919c18acb481df5c8043f6dc9ca", kill_on_drop: false }` [INFO] [stdout] d9889f000f62b6be6abda80c3787c00930124919c18acb481df5c8043f6dc9ca