[INFO] cloning repository https://github.com/ThatOtherPerson/forth
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ThatOtherPerson/forth" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThatOtherPerson%2Fforth", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThatOtherPerson%2Fforth'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9f2eb40633f3710e75ca391e9c7055a695ea1c31
[INFO] testing ThatOtherPerson/forth against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThatOtherPerson%2Fforth" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ThatOtherPerson/forth on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ThatOtherPerson/forth
[INFO] finished tweaking git repo https://github.com/ThatOtherPerson/forth
[INFO] tweaked toml for git repo https://github.com/ThatOtherPerson/forth written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/ThatOtherPerson/forth already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e20596d222828a3a4bfa251cba3e22e7624f1cd2859df22f24f4164eaeb2456b
[INFO] running `Command { std: "docker" "start" "-a" "e20596d222828a3a4bfa251cba3e22e7624f1cd2859df22f24f4164eaeb2456b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e20596d222828a3a4bfa251cba3e22e7624f1cd2859df22f24f4164eaeb2456b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e20596d222828a3a4bfa251cba3e22e7624f1cd2859df22f24f4164eaeb2456b", kill_on_drop: false }`
[INFO] [stdout] e20596d222828a3a4bfa251cba3e22e7624f1cd2859df22f24f4164eaeb2456b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 709c745d73502b66848b6c6c9645c527420b2bc84571d7f475366c6b353c342b
[INFO] running `Command { std: "docker" "start" "-a" "709c745d73502b66848b6c6c9645c527420b2bc84571d7f475366c6b353c342b", kill_on_drop: false }`
[INFO] [stderr]    Compiling forth v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]  --> src/stdlib.rs:6:17
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let value = try!(forth.pop().ok_or("Stack underflow".to_string()));
[INFO] [stdout]   |                 ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/stdlib.rs:64:17
[INFO] [stdout]    |
[INFO] [stdout] 64 |     let value = try!(forth.pop().ok_or("Stack underflow".to_string()));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/stdlib.rs:70:17
[INFO] [stdout]    |
[INFO] [stdout] 70 |     let value = try!(forth.pop().ok_or("Stack underflow".to_string()));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/stdlib.rs:77:5
[INFO] [stdout]    |
[INFO] [stdout] 77 |     try!(forth.pop().ok_or("Stack underflow".to_string()));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/stdlib.rs:82:16
[INFO] [stdout]    |
[INFO] [stdout] 82 |     let name = try!(forth.parse().ok_or(
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/stdlib.rs:106:21
[INFO] [stdout]     |
[INFO] [stdout] 106 |     let condition = try!(forth.pop().ok_or("Stack underflow".to_string())) != 0;
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `unary_word`
[INFO] [stdout]   --> src/stdlib.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn unary_word<F>(forth: &mut Runtime, callback: F) -> FResult
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "709c745d73502b66848b6c6c9645c527420b2bc84571d7f475366c6b353c342b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "709c745d73502b66848b6c6c9645c527420b2bc84571d7f475366c6b353c342b", kill_on_drop: false }`
[INFO] [stdout] 709c745d73502b66848b6c6c9645c527420b2bc84571d7f475366c6b353c342b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c31eab02223f787217d459a31f77a87c94e900a41246b564ea074b4315ffcce
[INFO] running `Command { std: "docker" "start" "-a" "8c31eab02223f787217d459a31f77a87c94e900a41246b564ea074b4315ffcce", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]  --> src/stdlib.rs:6:17
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let value = try!(forth.pop().ok_or("Stack underflow".to_string()));
[INFO] [stdout]   |                 ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/stdlib.rs:64:17
[INFO] [stdout]    |
[INFO] [stdout] 64 |     let value = try!(forth.pop().ok_or("Stack underflow".to_string()));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/stdlib.rs:70:17
[INFO] [stdout]    |
[INFO] [stdout] 70 |     let value = try!(forth.pop().ok_or("Stack underflow".to_string()));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/stdlib.rs:77:5
[INFO] [stdout]    |
[INFO] [stdout] 77 |     try!(forth.pop().ok_or("Stack underflow".to_string()));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/stdlib.rs:82:16
[INFO] [stdout]    |
[INFO] [stdout] 82 |     let name = try!(forth.parse().ok_or(
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/stdlib.rs:106:21
[INFO] [stdout]     |
[INFO] [stdout] 106 |     let condition = try!(forth.pop().ok_or("Stack underflow".to_string())) != 0;
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `unary_word`
[INFO] [stdout]   --> src/stdlib.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn unary_word<F>(forth: &mut Runtime, callback: F) -> FResult
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling forth v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]  --> src/stdlib.rs:6:17
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let value = try!(forth.pop().ok_or("Stack underflow".to_string()));
[INFO] [stdout]   |                 ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/stdlib.rs:64:17
[INFO] [stdout]    |
[INFO] [stdout] 64 |     let value = try!(forth.pop().ok_or("Stack underflow".to_string()));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/stdlib.rs:70:17
[INFO] [stdout]    |
[INFO] [stdout] 70 |     let value = try!(forth.pop().ok_or("Stack underflow".to_string()));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/stdlib.rs:77:5
[INFO] [stdout]    |
[INFO] [stdout] 77 |     try!(forth.pop().ok_or("Stack underflow".to_string()));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/stdlib.rs:82:16
[INFO] [stdout]    |
[INFO] [stdout] 82 |     let name = try!(forth.parse().ok_or(
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/stdlib.rs:106:21
[INFO] [stdout]     |
[INFO] [stdout] 106 |     let condition = try!(forth.pop().ok_or("Stack underflow".to_string())) != 0;
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `unary_word`
[INFO] [stdout]   --> src/stdlib.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn unary_word<F>(forth: &mut Runtime, callback: F) -> FResult
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "8c31eab02223f787217d459a31f77a87c94e900a41246b564ea074b4315ffcce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c31eab02223f787217d459a31f77a87c94e900a41246b564ea074b4315ffcce", kill_on_drop: false }`
[INFO] [stdout] 8c31eab02223f787217d459a31f77a87c94e900a41246b564ea074b4315ffcce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0da956eb6aa078802546c8052ba4fb65f7dcf93f4233352171266c25ee9a3afd
[INFO] running `Command { std: "docker" "start" "-a" "0da956eb6aa078802546c8052ba4fb65f7dcf93f4233352171266c25ee9a3afd", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]  --> src/stdlib.rs:6:17
[INFO] [stderr]   |
[INFO] [stderr] 6 |     let value = try!(forth.pop().ok_or("Stack underflow".to_string()));
[INFO] [stderr]   |                 ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/stdlib.rs:64:17
[INFO] [stderr]    |
[INFO] [stderr] 64 |     let value = try!(forth.pop().ok_or("Stack underflow".to_string()));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/stdlib.rs:70:17
[INFO] [stderr]    |
[INFO] [stderr] 70 |     let value = try!(forth.pop().ok_or("Stack underflow".to_string()));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/stdlib.rs:77:5
[INFO] [stderr]    |
[INFO] [stderr] 77 |     try!(forth.pop().ok_or("Stack underflow".to_string()));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/stdlib.rs:82:16
[INFO] [stderr]    |
[INFO] [stderr] 82 |     let name = try!(forth.parse().ok_or(
[INFO] [stderr]    |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/stdlib.rs:106:21
[INFO] [stderr]     |
[INFO] [stderr] 106 |     let condition = try!(forth.pop().ok_or("Stack underflow".to_string())) != 0;
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `unary_word`
[INFO] [stderr]   --> src/stdlib.rs:11:4
[INFO] [stderr]    |
[INFO] [stderr] 11 | fn unary_word<F>(forth: &mut Runtime, callback: F) -> FResult
[INFO] [stderr]    |    ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]  --> src/stdlib.rs:6:17
[INFO] [stderr]   |
[INFO] [stderr] 6 |     let value = try!(forth.pop().ok_or("Stack underflow".to_string()));
[INFO] [stderr]   |                 ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/stdlib.rs:64:17
[INFO] [stderr]    |
[INFO] [stderr] 64 |     let value = try!(forth.pop().ok_or("Stack underflow".to_string()));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/stdlib.rs:70:17
[INFO] [stderr]    |
[INFO] [stderr] 70 |     let value = try!(forth.pop().ok_or("Stack underflow".to_string()));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/stdlib.rs:77:5
[INFO] [stderr]    |
[INFO] [stderr] 77 |     try!(forth.pop().ok_or("Stack underflow".to_string()));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/stdlib.rs:82:16
[INFO] [stderr]    |
[INFO] [stderr] 82 |     let name = try!(forth.parse().ok_or(
[INFO] [stderr]    |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/stdlib.rs:106:21
[INFO] [stderr]     |
[INFO] [stderr] 106 |     let condition = try!(forth.pop().ok_or("Stack underflow".to_string())) != 0;
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `unary_word`
[INFO] [stderr]   --> src/stdlib.rs:11:4
[INFO] [stderr]    |
[INFO] [stderr] 11 | fn unary_word<F>(forth: &mut Runtime, callback: F) -> FResult
[INFO] [stderr]    |    ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/forth-fbd287adca00c240)
[INFO] [stderr]    Doc-tests forth
[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] [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" "0da956eb6aa078802546c8052ba4fb65f7dcf93f4233352171266c25ee9a3afd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0da956eb6aa078802546c8052ba4fb65f7dcf93f4233352171266c25ee9a3afd", kill_on_drop: false }`
[INFO] [stdout] 0da956eb6aa078802546c8052ba4fb65f7dcf93f4233352171266c25ee9a3afd