[INFO] fetching crate ssh-known-hosts 1.0.0... [INFO] testing ssh-known-hosts-1.0.0 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799 [INFO] extracting crate ssh-known-hosts 1.0.0 into /workspace/builds/worker-105/source [INFO] validating manifest of crates.io crate ssh-known-hosts 1.0.0 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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-105/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7238868dd3e32e765234d7f4b1d7eec4c386bc94846a51ebb29673dc3bd5924f [INFO] running `Command { std: "docker" "start" "-a" "7238868dd3e32e765234d7f4b1d7eec4c386bc94846a51ebb29673dc3bd5924f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7238868dd3e32e765234d7f4b1d7eec4c386bc94846a51ebb29673dc3bd5924f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7238868dd3e32e765234d7f4b1d7eec4c386bc94846a51ebb29673dc3bd5924f", kill_on_drop: false }` [INFO] [stdout] 7238868dd3e32e765234d7f4b1d7eec4c386bc94846a51ebb29673dc3bd5924f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bbc6a8354785d9c879800a02fb4e99cdbea9812864f09d3176832624775d3844 [INFO] running `Command { std: "docker" "start" "-a" "bbc6a8354785d9c879800a02fb4e99cdbea9812864f09d3176832624775d3844", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling syn v1.0.60 [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 bitflags v1.2.1 [INFO] [stderr] Compiling serde_derive v1.0.123 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling serde v1.0.123 [INFO] [stderr] Compiling eyre v0.6.5 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling linked-hash-map v0.5.4 [INFO] [stderr] Compiling regex-syntax v0.6.22 [INFO] [stderr] Compiling indenter v0.3.2 [INFO] [stderr] Compiling dtoa v0.4.7 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling yaml-rust v0.4.5 [INFO] [stderr] Compiling thread_local v1.1.3 [INFO] [stderr] Compiling heck v0.3.2 [INFO] [stderr] Compiling aho-corasick v0.7.15 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling quote v1.0.8 [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 23.80s [INFO] running `Command { std: "docker" "inspect" "bbc6a8354785d9c879800a02fb4e99cdbea9812864f09d3176832624775d3844", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bbc6a8354785d9c879800a02fb4e99cdbea9812864f09d3176832624775d3844", kill_on_drop: false }` [INFO] [stdout] bbc6a8354785d9c879800a02fb4e99cdbea9812864f09d3176832624775d3844 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fdf0b544c5b87da1cb3150be448debd8a96e492e27918c9ea9c0b852afed48bc [INFO] running `Command { std: "docker" "start" "-a" "fdf0b544c5b87da1cb3150be448debd8a96e492e27918c9ea9c0b852afed48bc", 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 5.11s [INFO] running `Command { std: "docker" "inspect" "fdf0b544c5b87da1cb3150be448debd8a96e492e27918c9ea9c0b852afed48bc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fdf0b544c5b87da1cb3150be448debd8a96e492e27918c9ea9c0b852afed48bc", kill_on_drop: false }` [INFO] [stdout] fdf0b544c5b87da1cb3150be448debd8a96e492e27918c9ea9c0b852afed48bc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] ff2c4cb712bf77dc9591c9f072fd7bea378584e8f60e83715395eedd57a645e5 [INFO] running `Command { std: "docker" "start" "-a" "ff2c4cb712bf77dc9591c9f072fd7bea378584e8f60e83715395eedd57a645e5", 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 0.15s [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" "ff2c4cb712bf77dc9591c9f072fd7bea378584e8f60e83715395eedd57a645e5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ff2c4cb712bf77dc9591c9f072fd7bea378584e8f60e83715395eedd57a645e5", kill_on_drop: false }` [INFO] [stdout] ff2c4cb712bf77dc9591c9f072fd7bea378584e8f60e83715395eedd57a645e5