[INFO] fetching crate keep 0.1.0... [INFO] checking keep-0.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate keep 0.1.0 into /workspace/builds/worker-6-tc1/source [INFO] validating manifest of crates.io crate keep 0.1.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate keep 0.1.0 [INFO] finished tweaking crates.io crate keep 0.1.0 [INFO] tweaked toml for crates.io crate keep 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 52 packages [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding error-chain v0.11.0 (latest: v0.12.4) [INFO] [stderr] Adding git2 v0.7.5 (latest: v0.18.3) [INFO] [stderr] Adding idna v0.1.5 (latest: v0.5.0) [INFO] [stderr] Adding libgit2-sys v0.7.11 (latest: v0.16.2+1.7.2) [INFO] [stderr] Adding libssh2-sys v0.2.23 (latest: v0.3.0) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding percent-encoding v1.0.1 (latest: v2.3.1) [INFO] [stderr] Adding rand v0.4.6 (latest: v0.8.5) [INFO] [stderr] Adding rand_core v0.3.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (latest: v0.6.4) [INFO] [stderr] Adding rdrand v0.4.0 (latest: v0.8.3) [INFO] [stderr] Adding remove_dir_all v0.5.3 (latest: v0.8.2) [INFO] [stderr] Adding url v1.7.2 (latest: v2.5.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded error-chain v0.11.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ee139e7168f5ee9e791fd447a6e1b15bd8e744451b2d027f7e12126c1b45eff0 [INFO] running `Command { std: "docker" "start" "-a" "ee139e7168f5ee9e791fd447a6e1b15bd8e744451b2d027f7e12126c1b45eff0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ee139e7168f5ee9e791fd447a6e1b15bd8e744451b2d027f7e12126c1b45eff0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ee139e7168f5ee9e791fd447a6e1b15bd8e744451b2d027f7e12126c1b45eff0", kill_on_drop: false }` [INFO] [stdout] ee139e7168f5ee9e791fd447a6e1b15bd8e744451b2d027f7e12126c1b45eff0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5114b8a19442dfd5f44e3942823d34822eaabbbe08de9e91b41c0ecf51a47ebd [INFO] running `Command { std: "docker" "start" "-a" "5114b8a19442dfd5f44e3942823d34822eaabbbe08de9e91b41c0ecf51a47ebd", kill_on_drop: false }` [INFO] [stderr] Compiling libz-sys v1.1.16 [INFO] [stderr] Compiling libssh2-sys v0.2.23 [INFO] [stderr] Compiling curl-sys v0.4.72+curl-8.6.0 [INFO] [stderr] Compiling libgit2-sys v0.7.11 [INFO] [stderr] Checking miniz_oxide v0.7.2 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking fs_extra v1.3.0 [INFO] [stderr] Checking backtrace v0.3.71 [INFO] [stderr] Checking tempdir v0.3.7 [INFO] [stderr] Checking error-chain v0.11.0 [INFO] [stderr] Checking git2 v0.7.5 [INFO] [stderr] Checking keep v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:10:1 [INFO] [stdout] | [INFO] [stdout] 10 | / error_chain!{ [INFO] [stdout] 11 | | foreign_links{ [INFO] [stdout] 12 | | Git(::git2::Error); [INFO] [stdout] 13 | | } [INFO] [stdout] 14 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in the macro `impl_error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::cause`: replaced by Error::source, which can support downcasting [INFO] [stdout] --> src/lib.rs:10:1 [INFO] [stdout] | [INFO] [stdout] 10 | / error_chain!{ [INFO] [stdout] 11 | | foreign_links{ [INFO] [stdout] 12 | | Git(::git2::Error); [INFO] [stdout] 13 | | } [INFO] [stdout] 14 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `impl_error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:10:1 [INFO] [stdout] | [INFO] [stdout] 10 | / error_chain!{ [INFO] [stdout] 11 | | foreign_links{ [INFO] [stdout] 12 | | Git(::git2::Error); [INFO] [stdout] 13 | | } [INFO] [stdout] 14 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in the macro `impl_error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/lib.rs:29:17 [INFO] [stdout] | [INFO] [stdout] 29 | Err(e) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `reference` [INFO] [stdout] --> src/lib.rs:178:13 [INFO] [stdout] | [INFO] [stdout] 178 | let reference = Some("HEAD"); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_reference` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::cause`: replaced by Error::source, which can support downcasting [INFO] [stdout] --> src/lib.rs:10:1 [INFO] [stdout] | [INFO] [stdout] 10 | / error_chain!{ [INFO] [stdout] 11 | | foreign_links{ [INFO] [stdout] 12 | | Git(::git2::Error); [INFO] [stdout] 13 | | } [INFO] [stdout] 14 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `impl_error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/lib.rs:29:17 [INFO] [stdout] | [INFO] [stdout] 29 | Err(e) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `reference` [INFO] [stdout] --> src/lib.rs:178:13 [INFO] [stdout] | [INFO] [stdout] 178 | let reference = Some("HEAD"); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_reference` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `src` [INFO] [stdout] --> src/lib.rs:201:13 [INFO] [stdout] | [INFO] [stdout] 201 | let src = Path::new("samples"); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_src` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 36.99s [INFO] running `Command { std: "docker" "inspect" "5114b8a19442dfd5f44e3942823d34822eaabbbe08de9e91b41c0ecf51a47ebd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5114b8a19442dfd5f44e3942823d34822eaabbbe08de9e91b41c0ecf51a47ebd", kill_on_drop: false }` [INFO] [stdout] 5114b8a19442dfd5f44e3942823d34822eaabbbe08de9e91b41c0ecf51a47ebd