[INFO] cloning repository https://github.com/ConnorSkees/ski
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ConnorSkees/ski" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FConnorSkees%2Fski", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FConnorSkees%2Fski'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 51ced065d15b86fdca8ef43fd158fc53c21c4836
[INFO] testing ConnorSkees/ski against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FConnorSkees%2Fski" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ConnorSkees/ski on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ConnorSkees/ski
[INFO] finished tweaking git repo https://github.com/ConnorSkees/ski
[INFO] tweaked toml for git repo https://github.com/ConnorSkees/ski written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/ConnorSkees/ski already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cba51de4aaecc0a9d4e4eaac6fda849f429ee3132da22c887aa03ba920cadad0
[INFO] running `Command { std: "docker" "start" "-a" "cba51de4aaecc0a9d4e4eaac6fda849f429ee3132da22c887aa03ba920cadad0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cba51de4aaecc0a9d4e4eaac6fda849f429ee3132da22c887aa03ba920cadad0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cba51de4aaecc0a9d4e4eaac6fda849f429ee3132da22c887aa03ba920cadad0", kill_on_drop: false }`
[INFO] [stdout] cba51de4aaecc0a9d4e4eaac6fda849f429ee3132da22c887aa03ba920cadad0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f1e8329f6c22bdcfbab30d304024bff07a0b209d56ee9b872a1c9f4c54383b87
[INFO] running `Command { std: "docker" "start" "-a" "f1e8329f6c22bdcfbab30d304024bff07a0b209d56ee9b872a1c9f4c54383b87", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling regex-syntax v0.6.12
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling regex v1.3.1
[INFO] [stderr]    Compiling ski v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/parser.rs:267:10
[INFO] [stdout]     |
[INFO] [stdout] 267 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/parser.rs:334:10
[INFO] [stdout]     |
[INFO] [stdout] 334 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/compiler.rs:169:9
[INFO] [stdout]     |
[INFO] [stdout] 168 |         unimplemented!();
[INFO] [stdout]     |         ----------------- any code following this expression is unreachable
[INFO] [stdout] 169 |         Ok(())
[INFO] [stdout]     |         ^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/compiler.rs:174:9
[INFO] [stdout]     |
[INFO] [stdout] 173 |         unimplemented!();
[INFO] [stdout]     |         ----------------- any code following this expression is unreachable
[INFO] [stdout] 174 |         Ok(())
[INFO] [stdout]     |         ^^^^^^ unreachable expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ast`
[INFO] [stdout]    --> src/compiler.rs:172:42
[INFO] [stdout]     |
[INFO] [stdout] 172 |     pub fn compile_const_decl(&mut self, ast: Box<ConstDecl>) -> io::Result<()> {
[INFO] [stdout]     |                                          ^^^ help: if this is intentional, prefix it with an underscore: `_ast`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.18s
[INFO] running `Command { std: "docker" "inspect" "f1e8329f6c22bdcfbab30d304024bff07a0b209d56ee9b872a1c9f4c54383b87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1e8329f6c22bdcfbab30d304024bff07a0b209d56ee9b872a1c9f4c54383b87", kill_on_drop: false }`
[INFO] [stdout] f1e8329f6c22bdcfbab30d304024bff07a0b209d56ee9b872a1c9f4c54383b87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 43748480ab83b52df996e1c5d9650fa97197fd0b1e21617532f5619dcec3592b
[INFO] running `Command { std: "docker" "start" "-a" "43748480ab83b52df996e1c5d9650fa97197fd0b1e21617532f5619dcec3592b", kill_on_drop: false }`
[INFO] [stderr]    Compiling ski v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/parser.rs:267:10
[INFO] [stdout]     |
[INFO] [stdout] 267 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/parser.rs:334:10
[INFO] [stdout]     |
[INFO] [stdout] 334 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/compiler.rs:169:9
[INFO] [stdout]     |
[INFO] [stdout] 168 |         unimplemented!();
[INFO] [stdout]     |         ----------------- any code following this expression is unreachable
[INFO] [stdout] 169 |         Ok(())
[INFO] [stdout]     |         ^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/compiler.rs:174:9
[INFO] [stdout]     |
[INFO] [stdout] 173 |         unimplemented!();
[INFO] [stdout]     |         ----------------- any code following this expression is unreachable
[INFO] [stdout] 174 |         Ok(())
[INFO] [stdout]     |         ^^^^^^ unreachable expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ast`
[INFO] [stdout]    --> src/compiler.rs:172:42
[INFO] [stdout]     |
[INFO] [stdout] 172 |     pub fn compile_const_decl(&mut self, ast: Box<ConstDecl>) -> io::Result<()> {
[INFO] [stdout]     |                                          ^^^ help: if this is intentional, prefix it with an underscore: `_ast`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `Command { std: "docker" "inspect" "43748480ab83b52df996e1c5d9650fa97197fd0b1e21617532f5619dcec3592b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43748480ab83b52df996e1c5d9650fa97197fd0b1e21617532f5619dcec3592b", kill_on_drop: false }`
[INFO] [stdout] 43748480ab83b52df996e1c5d9650fa97197fd0b1e21617532f5619dcec3592b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 507884ec2a5bdd83038a5586108195d1cad5cc74adfb256cc865679d8d68eecf
[INFO] running `Command { std: "docker" "start" "-a" "507884ec2a5bdd83038a5586108195d1cad5cc74adfb256cc865679d8d68eecf", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/parser.rs:267:10
[INFO] [stderr]     |
[INFO] [stderr] 267 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/parser.rs:334:10
[INFO] [stderr]     |
[INFO] [stderr] 334 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/compiler.rs:169:9
[INFO] [stderr]     |
[INFO] [stderr] 168 |         unimplemented!();
[INFO] [stderr]     |         ----------------- any code following this expression is unreachable
[INFO] [stderr] 169 |         Ok(())
[INFO] [stderr]     |         ^^^^^^ unreachable expression
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/compiler.rs:174:9
[INFO] [stderr]     |
[INFO] [stderr] 173 |         unimplemented!();
[INFO] [stderr]     |         ----------------- any code following this expression is unreachable
[INFO] [stderr] 174 |         Ok(())
[INFO] [stderr]     |         ^^^^^^ unreachable expression
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ast`
[INFO] [stderr]    --> src/compiler.rs:172:42
[INFO] [stderr]     |
[INFO] [stderr] 172 |     pub fn compile_const_decl(&mut self, ast: Box<ConstDecl>) -> io::Result<()> {
[INFO] [stderr]     |                                          ^^^ help: if this is intentional, prefix it with an underscore: `_ast`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ski-096d462ce67da47d)
[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" "507884ec2a5bdd83038a5586108195d1cad5cc74adfb256cc865679d8d68eecf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "507884ec2a5bdd83038a5586108195d1cad5cc74adfb256cc865679d8d68eecf", kill_on_drop: false }`
[INFO] [stdout] 507884ec2a5bdd83038a5586108195d1cad5cc74adfb256cc865679d8d68eecf