[INFO] updating cached repository https://github.com/nkmazur/cert_machine [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] f16cf4ed28eaff2fe5a7bb9b9212d56e33f69fc6 [INFO] testing nkmazur/cert_machine against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnkmazur%2Fcert_machine" "/workspace/builds/worker-8/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/nkmazur/cert_machine on toolchain 28742a1146f10a4f09369baad027a464acb7a766 [INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/nkmazur/cert_machine [INFO] finished tweaking git repo https://github.com/nkmazur/cert_machine [INFO] tweaked toml for git repo https://github.com/nkmazur/cert_machine written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/nkmazur/cert_machine already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"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" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 56af58790356010887348f03f0def943f2344978acb3f397e37cec3de30adb74 [INFO] running `"docker" "start" "-a" "56af58790356010887348f03f0def943f2344978acb3f397e37cec3de30adb74"` [INFO] [stderr] Compiling libc v0.2.51 [INFO] [stderr] Compiling pkg-config v0.3.14 [INFO] [stderr] Compiling proc-macro2 v0.4.28 [INFO] [stderr] Compiling cc v1.0.35 [INFO] [stderr] Compiling serde v1.0.90 [INFO] [stderr] Compiling byteorder v1.3.1 [INFO] [stderr] Compiling syn v0.15.33 [INFO] [stderr] Compiling bitflags v1.0.4 [INFO] [stderr] Compiling openssl v0.10.20 [INFO] [stderr] Compiling unicode-width v0.1.5 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling dtoa v0.4.3 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling cfg-if v0.1.7 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling base64 v0.10.1 [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling openssl-sys v0.9.43 [INFO] [stderr] Compiling serde_derive v1.0.90 [INFO] [stderr] Compiling serde_yaml v0.8.8 [INFO] [stderr] Compiling toml v0.4.10 [INFO] [stderr] Compiling cert_machine v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:245:21 [INFO] [stderr] | [INFO] [stderr] 245 | let mut cert_filename = match instance.filename { [INFO] [stderr] | ----^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:256:21 [INFO] [stderr] | [INFO] [stderr] 256 | let mut cert_filename = match instance.filename { [INFO] [stderr] | ----^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:328:25 [INFO] [stderr] | [INFO] [stderr] 328 | let mut cert_filename = match instance.filename { [INFO] [stderr] | ----^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 01s [INFO] running `"docker" "inspect" "56af58790356010887348f03f0def943f2344978acb3f397e37cec3de30adb74"` [INFO] running `"docker" "rm" "-f" "56af58790356010887348f03f0def943f2344978acb3f397e37cec3de30adb74"` [INFO] [stdout] 56af58790356010887348f03f0def943f2344978acb3f397e37cec3de30adb74 [INFO] running `"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" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"` [INFO] [stdout] f0dbfeec002d142589d933d3a61b9415d70a955b9cab0e2d57400b6ffbfa5c66 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "f0dbfeec002d142589d933d3a61b9415d70a955b9cab0e2d57400b6ffbfa5c66"` [INFO] [stderr] Compiling cert_machine v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:245:21 [INFO] [stderr] | [INFO] [stderr] 245 | let mut cert_filename = match instance.filename { [INFO] [stderr] | ----^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:256:21 [INFO] [stderr] | [INFO] [stderr] 256 | let mut cert_filename = match instance.filename { [INFO] [stderr] | ----^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:328:25 [INFO] [stderr] | [INFO] [stderr] 328 | let mut cert_filename = match instance.filename { [INFO] [stderr] | ----^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.07s [INFO] running `"docker" "inspect" "f0dbfeec002d142589d933d3a61b9415d70a955b9cab0e2d57400b6ffbfa5c66"` [INFO] running `"docker" "rm" "-f" "f0dbfeec002d142589d933d3a61b9415d70a955b9cab0e2d57400b6ffbfa5c66"` [INFO] [stdout] f0dbfeec002d142589d933d3a61b9415d70a955b9cab0e2d57400b6ffbfa5c66 [INFO] running `"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" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] df63fed247a1aba6c7f9dfeff32deca922efdbfdd8c9d9bae4af04d63236ab9a [INFO] running `"docker" "start" "-a" "df63fed247a1aba6c7f9dfeff32deca922efdbfdd8c9d9bae4af04d63236ab9a"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:245:21 [INFO] [stderr] | [INFO] [stderr] 245 | let mut cert_filename = match instance.filename { [INFO] [stderr] | ----^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:256:21 [INFO] [stderr] | [INFO] [stderr] 256 | let mut cert_filename = match instance.filename { [INFO] [stderr] | ----^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:328:25 [INFO] [stderr] | [INFO] [stderr] 328 | let mut cert_filename = match instance.filename { [INFO] [stderr] | ----^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.75s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/cert_machine-441fdaf6a0fd8daf [INFO] [stderr] Running /opt/rustwide/target/debug/deps/cert_machine-fe3e6a3cab9d4055 [INFO] [stdout] [INFO] [stderr] Doc-tests cert_machine [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "df63fed247a1aba6c7f9dfeff32deca922efdbfdd8c9d9bae4af04d63236ab9a"` [INFO] running `"docker" "rm" "-f" "df63fed247a1aba6c7f9dfeff32deca922efdbfdd8c9d9bae4af04d63236ab9a"` [INFO] [stdout] df63fed247a1aba6c7f9dfeff32deca922efdbfdd8c9d9bae4af04d63236ab9a