[INFO] crate keep 0.1.0 is already in cache [INFO] checking keep-0.1.0 against master#e22b61bff0bdd08be7665607cb7be3748c8a35d2 for pr-74627 [INFO] extracting crate keep 0.1.0 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate keep 0.1.0 on toolchain e22b61bff0bdd08be7665607cb7be3748c8a35d2 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e22b61bff0bdd08be7665607cb7be3748c8a35d2" "read-manifest" "--manifest-path" "Cargo.toml", 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-8/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e22b61bff0bdd08be7665607cb7be3748c8a35d2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e22b61bff0bdd08be7665607cb7be3748c8a35d2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+e22b61bff0bdd08be7665607cb7be3748c8a35d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] eea5e21f71ca97e7391aeaf44bb378d88b11ef3f959cb3b353dd516abf9c8cf2 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "eea5e21f71ca97e7391aeaf44bb378d88b11ef3f959cb3b353dd516abf9c8cf2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "eea5e21f71ca97e7391aeaf44bb378d88b11ef3f959cb3b353dd516abf9c8cf2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eea5e21f71ca97e7391aeaf44bb378d88b11ef3f959cb3b353dd516abf9c8cf2", kill_on_drop: false }` [INFO] [stdout] eea5e21f71ca97e7391aeaf44bb378d88b11ef3f959cb3b353dd516abf9c8cf2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+e22b61bff0bdd08be7665607cb7be3748c8a35d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 641d8c0a6a540ec1f2700374212244fb7c8ea0e55325a45c761f393bf85aea9b [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "641d8c0a6a540ec1f2700374212244fb7c8ea0e55325a45c761f393bf85aea9b", kill_on_drop: false }` [INFO] [stderr] Compiling cc v1.0.58 [INFO] [stderr] Compiling pkg-config v0.3.18 [INFO] [stderr] Compiling libc v0.2.73 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking rustc-demangle v0.1.16 [INFO] [stderr] Checking fs_extra v1.1.0 [INFO] [stderr] Checking log v0.4.11 [INFO] [stderr] Compiling libz-sys v1.0.25 [INFO] [stderr] Compiling openssl-sys v0.9.58 [INFO] [stderr] Compiling libssh2-sys v0.2.18 [INFO] [stderr] Compiling curl-sys v0.4.33+curl-7.71.1 [INFO] [stderr] Compiling libgit2-sys v0.7.11 [INFO] [stderr] Checking backtrace v0.3.50 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking error-chain v0.11.0 [INFO] [stderr] Checking tempdir v0.3.7 [INFO] [stderr] Checking git2 v0.7.5 [INFO] [stderr] Checking keep v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated item '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 a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item '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 a macro (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: use of deprecated item '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 a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item '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 a macro (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 [unoptimized + debuginfo] target(s) in 1m 22s [INFO] running `Command { std: "docker" "inspect" "641d8c0a6a540ec1f2700374212244fb7c8ea0e55325a45c761f393bf85aea9b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "641d8c0a6a540ec1f2700374212244fb7c8ea0e55325a45c761f393bf85aea9b", kill_on_drop: false }` [INFO] [stdout] 641d8c0a6a540ec1f2700374212244fb7c8ea0e55325a45c761f393bf85aea9b