[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] checking ThatOtherPerson/forth against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThatOtherPerson%2Fforth" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ThatOtherPerson/forth on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "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-12/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 96f74617e3d2696e4b056e6dbe88c0bd256285013707853a5b91672153acd570
[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" "96f74617e3d2696e4b056e6dbe88c0bd256285013707853a5b91672153acd570", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "96f74617e3d2696e4b056e6dbe88c0bd256285013707853a5b91672153acd570", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96f74617e3d2696e4b056e6dbe88c0bd256285013707853a5b91672153acd570", kill_on_drop: false }`
[INFO] [stdout] 96f74617e3d2696e4b056e6dbe88c0bd256285013707853a5b91672153acd570
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d7a327503f5fd8de459f8ef0bf6613818f975469e28a1b260bffc7d87c64dd2d
[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" "d7a327503f5fd8de459f8ef0bf6613818f975469e28a1b260bffc7d87c64dd2d", kill_on_drop: false }`
[INFO] [stderr]     Checking 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: 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: 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] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "d7a327503f5fd8de459f8ef0bf6613818f975469e28a1b260bffc7d87c64dd2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7a327503f5fd8de459f8ef0bf6613818f975469e28a1b260bffc7d87c64dd2d", kill_on_drop: false }`
[INFO] [stdout] d7a327503f5fd8de459f8ef0bf6613818f975469e28a1b260bffc7d87c64dd2d