[INFO] fetching crate kgb 0.0.10... [INFO] testing kgb-0.0.10 against master#159ba8a92c9e2fa4121f106176309521f4af87e9+rustflags=-Copt-level=3 for pr-107051 [INFO] extracting crate kgb 0.0.10 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate kgb 0.0.10 on toolchain 159ba8a92c9e2fa4121f106176309521f4af87e9 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate kgb 0.0.10 [INFO] finished tweaking crates.io crate kgb 0.0.10 [INFO] tweaked toml for crates.io crate kgb 0.0.10 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded pest_derive v1.0.8 [INFO] [stderr] Downloaded comrak v0.2.14 [INFO] [stderr] Downloaded entities v1.0.1 [INFO] [stderr] Downloaded config v0.9.3 [INFO] [stderr] Downloaded handlebars v1.1.0 [INFO] [stderr] Downloaded environment v0.1.1 [INFO] [stderr] Downloaded pest v1.0.6 [INFO] [stderr] Downloaded assert_cli v0.6.3 [INFO] [stderr] Downloaded nya v0.7.1 [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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b8cff2e7ce4f51857a305e53d7a346b18bb39c8338cca7b5ae1a10a0b5d7d044 [INFO] running `Command { std: "docker" "start" "-a" "b8cff2e7ce4f51857a305e53d7a346b18bb39c8338cca7b5ae1a10a0b5d7d044", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b8cff2e7ce4f51857a305e53d7a346b18bb39c8338cca7b5ae1a10a0b5d7d044", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b8cff2e7ce4f51857a305e53d7a346b18bb39c8338cca7b5ae1a10a0b5d7d044", kill_on_drop: false }` [INFO] [stdout] b8cff2e7ce4f51857a305e53d7a346b18bb39c8338cca7b5ae1a10a0b5d7d044 [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 -Copt-level=3" "-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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1dfbffd1d4df7f1abd6e5a1ea51594cc3de724959d7080512cc3ddccd3ea13e8 [INFO] running `Command { std: "docker" "start" "-a" "1dfbffd1d4df7f1abd6e5a1ea51594cc3de724959d7080512cc3ddccd3ea13e8", kill_on_drop: false }` [INFO] [stderr] Compiling ucd-trie v0.1.5 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling ansi_term v0.12.1 [INFO] [stderr] Compiling syn v1.0.107 [INFO] [stderr] Compiling aho-corasick v0.7.20 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling bstr v1.1.0 [INFO] [stderr] Compiling pest v1.0.6 [INFO] [stderr] Compiling toml v0.4.10 [INFO] [stderr] Compiling typed-arena v1.7.0 [INFO] [stderr] Compiling entities v1.0.1 [INFO] [stderr] Compiling linked-hash-map v0.5.6 [INFO] [stderr] Compiling unicode_categories v0.1.1 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling yaml-rust v0.4.5 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling nom v4.2.3 [INFO] [stderr] Compiling regex v1.7.1 [INFO] [stderr] Compiling config v0.9.3 [INFO] [stderr] Compiling globset v0.4.10 [INFO] [stderr] Compiling nya v0.7.1 [INFO] [stderr] Compiling pest_derive v1.0.8 [INFO] [stderr] Compiling thiserror-impl v1.0.38 [INFO] [stderr] Compiling serde_derive v1.0.152 [INFO] [stderr] Compiling thiserror v1.0.38 [INFO] [stderr] Compiling pest v2.5.3 [INFO] [stderr] Compiling pest_meta v2.5.3 [INFO] [stderr] Compiling pest_generator v2.5.3 [INFO] [stderr] Compiling pest_derive v2.5.3 [INFO] [stderr] Compiling handlebars v1.1.0 [INFO] [stderr] Compiling comrak v0.2.14 [INFO] [stderr] Compiling kgb v0.0.10 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/hbars.rs:41:88 [INFO] [stdout] | [INFO] [stdout] 41 | |h: &Helper, _: &Handlebars, _: &Context, _: &mut RenderContext, out: &mut Output| { [INFO] [stdout] | ^^^^^^ [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] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 41 | |h: &Helper, _: &Handlebars, _: &Context, _: &mut RenderContext, out: &mut dyn Output| { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/hbars.rs:96:29 [INFO] [stdout] | [INFO] [stdout] 96 | let mut file_struct = SimpleFile { [INFO] [stdout] | ----^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:43:13 [INFO] [stdout] | [INFO] [stdout] 43 | let mut source; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/hbars.rs:23:13 [INFO] [stdout] | [INFO] [stdout] 23 | &ctxmap.insert("en", t); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 23 | let _ = &ctxmap.insert("en", t); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/hbars.rs:35:17 [INFO] [stdout] | [INFO] [stdout] 35 | &ctxmap.insert(&locales[i], t); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 35 | let _ = &ctxmap.insert(&locales[i], t); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/hbars.rs:82:21 [INFO] [stdout] | [INFO] [stdout] 82 | &filevec.push(file_struct); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 82 | let _ = &filevec.push(file_struct); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/hbars.rs:102:25 [INFO] [stdout] | [INFO] [stdout] 102 | &filevec.push(file_struct); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 102 | let _ = &filevec.push(file_struct); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 51s [INFO] running `Command { std: "docker" "inspect" "1dfbffd1d4df7f1abd6e5a1ea51594cc3de724959d7080512cc3ddccd3ea13e8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1dfbffd1d4df7f1abd6e5a1ea51594cc3de724959d7080512cc3ddccd3ea13e8", kill_on_drop: false }` [INFO] [stdout] 1dfbffd1d4df7f1abd6e5a1ea51594cc3de724959d7080512cc3ddccd3ea13e8 [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 -Copt-level=3" "-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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e30c4002ab28825c4a59a3a53ffa40e3d56b4fc0fa4cf0f630e39055ab6ed6e7 [INFO] running `Command { std: "docker" "start" "-a" "e30c4002ab28825c4a59a3a53ffa40e3d56b4fc0fa4cf0f630e39055ab6ed6e7", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [INFO] running `Command { std: "docker" "inspect" "e30c4002ab28825c4a59a3a53ffa40e3d56b4fc0fa4cf0f630e39055ab6ed6e7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e30c4002ab28825c4a59a3a53ffa40e3d56b4fc0fa4cf0f630e39055ab6ed6e7", kill_on_drop: false }` [INFO] [stdout] e30c4002ab28825c4a59a3a53ffa40e3d56b4fc0fa4cf0f630e39055ab6ed6e7