[INFO] fetching crate ssh-known-hosts 1.0.0... [INFO] testing ssh-known-hosts-1.0.0 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799 [INFO] extracting crate ssh-known-hosts 1.0.0 into /workspace/builds/worker-42/source [INFO] validating manifest of crates.io crate ssh-known-hosts 1.0.0 on toolchain 62efba8a050c64249dab942951bb28f710208bc8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate ssh-known-hosts 1.0.0 [INFO] finished tweaking crates.io crate ssh-known-hosts 1.0.0 [INFO] tweaked toml for crates.io crate ssh-known-hosts 1.0.0 written to /workspace/builds/worker-42/source/Cargo.toml [INFO] crate crates.io crate ssh-known-hosts 1.0.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded indenter v0.3.2 [INFO] [stderr] Downloaded serde_yaml v0.8.16 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 19aa785c985874b85080d7fb7a1dfafd020691e3860f74ca1fd1a06744806c00 [INFO] running `Command { std: "docker" "start" "-a" "19aa785c985874b85080d7fb7a1dfafd020691e3860f74ca1fd1a06744806c00", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "19aa785c985874b85080d7fb7a1dfafd020691e3860f74ca1fd1a06744806c00", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "19aa785c985874b85080d7fb7a1dfafd020691e3860f74ca1fd1a06744806c00", kill_on_drop: false }` [INFO] [stdout] 19aa785c985874b85080d7fb7a1dfafd020691e3860f74ca1fd1a06744806c00 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0d883283c7975b6def328a4ede09e51c73883c764b2b94bd0e472d3a7e0c5034 [INFO] running `Command { std: "docker" "start" "-a" "0d883283c7975b6def328a4ede09e51c73883c764b2b94bd0e472d3a7e0c5034", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.60 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling libc v0.2.85 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling once_cell v1.5.2 [INFO] [stderr] Compiling serde_derive v1.0.123 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling serde v1.0.123 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling linked-hash-map v0.5.4 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling regex-syntax v0.6.22 [INFO] [stderr] Compiling eyre v0.6.5 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling indenter v0.3.2 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling humantime v2.1.0 [INFO] [stderr] Compiling termcolor v1.1.2 [INFO] [stderr] Compiling dtoa v0.4.7 [INFO] [stderr] Compiling thread_local v1.1.3 [INFO] [stderr] Compiling yaml-rust v0.4.5 [INFO] [stderr] Compiling heck v0.3.2 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling aho-corasick v0.7.15 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling regex v1.4.3 [INFO] [stderr] Compiling env_logger v0.8.2 [INFO] [stderr] Compiling structopt-derive v0.4.14 [INFO] [stderr] Compiling structopt v0.3.21 [INFO] [stderr] Compiling serde_yaml v0.8.16 [INFO] [stderr] Compiling ssh-known-hosts v1.0.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 19.45s [INFO] running `Command { std: "docker" "inspect" "0d883283c7975b6def328a4ede09e51c73883c764b2b94bd0e472d3a7e0c5034", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0d883283c7975b6def328a4ede09e51c73883c764b2b94bd0e472d3a7e0c5034", kill_on_drop: false }` [INFO] [stdout] 0d883283c7975b6def328a4ede09e51c73883c764b2b94bd0e472d3a7e0c5034 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dcca2f82a96b3b94cf9b6d58557d4523421654ef005fb8a70a83af38c758e6f1 [INFO] running `Command { std: "docker" "start" "-a" "dcca2f82a96b3b94cf9b6d58557d4523421654ef005fb8a70a83af38c758e6f1", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling ssh-known-hosts v1.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `config` [INFO] [stdout] --> src/main.rs:165:13 [INFO] [stdout] | [INFO] [stdout] 165 | let config = serde_yaml::from_str::(config_str) [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 8.58s [INFO] running `Command { std: "docker" "inspect" "dcca2f82a96b3b94cf9b6d58557d4523421654ef005fb8a70a83af38c758e6f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dcca2f82a96b3b94cf9b6d58557d4523421654ef005fb8a70a83af38c758e6f1", kill_on_drop: false }` [INFO] [stdout] dcca2f82a96b3b94cf9b6d58557d4523421654ef005fb8a70a83af38c758e6f1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 4bc75b3709348e4428eb7dec890d73f325ff98c956b047c2a78e894eab72b358 [INFO] running `Command { std: "docker" "start" "-a" "4bc75b3709348e4428eb7dec890d73f325ff98c956b047c2a78e894eab72b358", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused variable: `config` [INFO] [stderr] --> src/main.rs:165:13 [INFO] [stderr] | [INFO] [stderr] 165 | let config = serde_yaml::from_str::(config_str) [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `ssh-known-hosts` (bin "ssh-known-hosts" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.11s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/ssh_known_hosts-f17fdefaa2d02c0c) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test tests::example_works ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "4bc75b3709348e4428eb7dec890d73f325ff98c956b047c2a78e894eab72b358", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4bc75b3709348e4428eb7dec890d73f325ff98c956b047c2a78e894eab72b358", kill_on_drop: false }` [INFO] [stdout] 4bc75b3709348e4428eb7dec890d73f325ff98c956b047c2a78e894eab72b358