[INFO] fetching crate typycal 0.2.0...
[INFO] testing typycal-0.2.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8
[INFO] extracting crate typycal 0.2.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate typycal 0.2.0
[INFO] finished tweaking crates.io crate typycal 0.2.0
[INFO] tweaked toml for crates.io crate typycal 0.2.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate typycal 0.2.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate typycal 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 70b953cff153067f5a0c4acda5aa7bfd6de4c8ef8304baceeee4f846b84c9066
[INFO] running `Command { std: "docker" "start" "-a" "70b953cff153067f5a0c4acda5aa7bfd6de4c8ef8304baceeee4f846b84c9066", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "70b953cff153067f5a0c4acda5aa7bfd6de4c8ef8304baceeee4f846b84c9066", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70b953cff153067f5a0c4acda5aa7bfd6de4c8ef8304baceeee4f846b84c9066", kill_on_drop: false }`
[INFO] [stdout] 70b953cff153067f5a0c4acda5aa7bfd6de4c8ef8304baceeee4f846b84c9066
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 63c4ee02ceae3d27703849d3b7695403d7c2b09b41e56fa000d57b0d7b266e47
[INFO] running `Command { std: "docker" "start" "-a" "63c4ee02ceae3d27703849d3b7695403d7c2b09b41e56fa000d57b0d7b266e47", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling numtoa v0.1.0
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling getrandom v0.2.6
[INFO] [stderr]    Compiling termion v1.5.6
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling structopt v0.3.26
[INFO] [stderr]    Compiling typycal v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type
[INFO] [stdout]    --> src/game.rs:112:49
[INFO] [stdout]     |
[INFO] [stdout] 112 |             self.history.words.push(current_word.clone());
[INFO] [stdout]     |                                                 ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.14s
[INFO] running `Command { std: "docker" "inspect" "63c4ee02ceae3d27703849d3b7695403d7c2b09b41e56fa000d57b0d7b266e47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63c4ee02ceae3d27703849d3b7695403d7c2b09b41e56fa000d57b0d7b266e47", kill_on_drop: false }`
[INFO] [stdout] 63c4ee02ceae3d27703849d3b7695403d7c2b09b41e56fa000d57b0d7b266e47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e576f52cd8cc6c39243b4d05c989a2ea7fdb13fe2025eb7c5f81681211396ace
[INFO] running `Command { std: "docker" "start" "-a" "e576f52cd8cc6c39243b4d05c989a2ea7fdb13fe2025eb7c5f81681211396ace", kill_on_drop: false }`
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type
[INFO] [stdout]    --> src/game.rs:112:49
[INFO] [stdout]     |
[INFO] [stdout] 112 |             self.history.words.push(current_word.clone());
[INFO] [stdout]     |                                                 ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling typycal v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type
[INFO] [stdout]    --> src/game.rs:112:49
[INFO] [stdout]     |
[INFO] [stdout] 112 |             self.history.words.push(current_word.clone());
[INFO] [stdout]     |                                                 ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "e576f52cd8cc6c39243b4d05c989a2ea7fdb13fe2025eb7c5f81681211396ace", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e576f52cd8cc6c39243b4d05c989a2ea7fdb13fe2025eb7c5f81681211396ace", kill_on_drop: false }`
[INFO] [stdout] e576f52cd8cc6c39243b4d05c989a2ea7fdb13fe2025eb7c5f81681211396ace
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3594b47a7e4840a01d9f6d07a89b48d15b3bf306729301164555d9ae974e9ba1
[INFO] running `Command { std: "docker" "start" "-a" "3594b47a7e4840a01d9f6d07a89b48d15b3bf306729301164555d9ae974e9ba1", kill_on_drop: false }`
[INFO] [stderr] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type
[INFO] [stderr]    --> src/game.rs:112:49
[INFO] [stderr]     |
[INFO] [stderr] 112 |             self.history.words.push(current_word.clone());
[INFO] [stderr]     |                                                 ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `typycal` (lib) generated 1 warning
[INFO] [stderr] warning: `typycal` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.39s
[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]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/typycal-77eb709e8b2524c3)
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/typycal-0adb17237b34446e)
[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 typycal
[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" "3594b47a7e4840a01d9f6d07a89b48d15b3bf306729301164555d9ae974e9ba1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3594b47a7e4840a01d9f6d07a89b48d15b3bf306729301164555d9ae974e9ba1", kill_on_drop: false }`
[INFO] [stdout] 3594b47a7e4840a01d9f6d07a89b48d15b3bf306729301164555d9ae974e9ba1