[INFO] cloning repository https://github.com/eddpurcell/ferryl
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/eddpurcell/ferryl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feddpurcell%2Fferryl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feddpurcell%2Fferryl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 59211d242a723022dd88a230526d2bb7ce9e5ca5
[INFO] testing eddpurcell/ferryl against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feddpurcell%2Fferryl" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/eddpurcell/ferryl on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/eddpurcell/ferryl
[INFO] finished tweaking git repo https://github.com/eddpurcell/ferryl
[INFO] tweaked toml for git repo https://github.com/eddpurcell/ferryl written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/eddpurcell/ferryl already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustyline v5.0.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d9bde549be004f7f2436f928ef45883165755346f4949646b5aa8787ac040b44
[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" "d9bde549be004f7f2436f928ef45883165755346f4949646b5aa8787ac040b44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d9bde549be004f7f2436f928ef45883165755346f4949646b5aa8787ac040b44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9bde549be004f7f2436f928ef45883165755346f4949646b5aa8787ac040b44", kill_on_drop: false }`
[INFO] [stdout] d9bde549be004f7f2436f928ef45883165755346f4949646b5aa8787ac040b44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3fd84d00d4f824b6f883db4f5a6514f1183f23a088ff61fc35d8febfd5879744
[INFO] running `Command { std: "docker" "start" "-a" "3fd84d00d4f824b6f883db4f5a6514f1183f23a088ff61fc35d8febfd5879744", kill_on_drop: false }`
[INFO] [stderr]    Compiling utf8parse v0.1.1
[INFO] [stderr]    Compiling dirs-sys v0.3.4
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling rustyline v5.0.4
[INFO] [stderr]    Compiling ferryl3 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `state`
[INFO] [stdout]   --> src/words.rs:96:45
[INFO] [stdout]    |
[INFO] [stdout] 96 |             code: Code::Primitive(Box::new(|state| {
[INFO] [stdout]    |                                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `pop_three`
[INFO] [stdout]   --> src/state.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn pop_three(&mut self) -> (i64, i64, i64) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.25s
[INFO] running `Command { std: "docker" "inspect" "3fd84d00d4f824b6f883db4f5a6514f1183f23a088ff61fc35d8febfd5879744", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fd84d00d4f824b6f883db4f5a6514f1183f23a088ff61fc35d8febfd5879744", kill_on_drop: false }`
[INFO] [stdout] 3fd84d00d4f824b6f883db4f5a6514f1183f23a088ff61fc35d8febfd5879744
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5309308d7cc9452966a43fd4d119a2e5ebb6182559194998e5d3e57ba3d187de
[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" "5309308d7cc9452966a43fd4d119a2e5ebb6182559194998e5d3e57ba3d187de", kill_on_drop: false }`
[INFO] [stderr]    Compiling ferryl3 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `state`
[INFO] [stdout]   --> src/words.rs:96:45
[INFO] [stdout]    |
[INFO] [stdout] 96 |             code: Code::Primitive(Box::new(|state| {
[INFO] [stdout]    |                                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `pop_three`
[INFO] [stdout]   --> src/state.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn pop_three(&mut self) -> (i64, i64, i64) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.50s
[INFO] running `Command { std: "docker" "inspect" "5309308d7cc9452966a43fd4d119a2e5ebb6182559194998e5d3e57ba3d187de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5309308d7cc9452966a43fd4d119a2e5ebb6182559194998e5d3e57ba3d187de", kill_on_drop: false }`
[INFO] [stdout] 5309308d7cc9452966a43fd4d119a2e5ebb6182559194998e5d3e57ba3d187de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9accfbbd4fdef340904e311922ffe1a41f09298f1c3a5eb49d300589b67c7245
[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" "9accfbbd4fdef340904e311922ffe1a41f09298f1c3a5eb49d300589b67c7245", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]   --> src/words.rs:96:45
[INFO] [stderr]    |
[INFO] [stderr] 96 |             code: Code::Primitive(Box::new(|state| {
[INFO] [stderr]    |                                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `pop_three`
[INFO] [stderr]   --> src/state.rs:26:12
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn pop_three(&mut self) -> (i64, i64, i64) {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ferryl3-4ae03958f6e6d416
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ferryl3-788aba01ccd7b955
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ferryl3
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9accfbbd4fdef340904e311922ffe1a41f09298f1c3a5eb49d300589b67c7245", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9accfbbd4fdef340904e311922ffe1a41f09298f1c3a5eb49d300589b67c7245", kill_on_drop: false }`
[INFO] [stdout] 9accfbbd4fdef340904e311922ffe1a41f09298f1c3a5eb49d300589b67c7245