[INFO] cloning repository https://github.com/season1618/scheme-compiler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/season1618/scheme-compiler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseason1618%2Fscheme-compiler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseason1618%2Fscheme-compiler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 505db4069811b4ee06cf2f7f096b0d07cdf2d4fa
[INFO] testing season1618/scheme-compiler against master#595316b4006932405a63862d8fe65f71a6356293 for pr-128254
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseason1618%2Fscheme-compiler" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/season1618/scheme-compiler on toolchain 595316b4006932405a63862d8fe65f71a6356293
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+595316b4006932405a63862d8fe65f71a6356293" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/season1618/scheme-compiler
[INFO] finished tweaking git repo https://github.com/season1618/scheme-compiler
[INFO] tweaked toml for git repo https://github.com/season1618/scheme-compiler written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/season1618/scheme-compiler 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" "+595316b4006932405a63862d8fe65f71a6356293" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+595316b4006932405a63862d8fe65f71a6356293" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a564116709958c7867cdaa881003116a2865ce500f71e50b466733245cac9349
[INFO] running `Command { std: "docker" "start" "-a" "a564116709958c7867cdaa881003116a2865ce500f71e50b466733245cac9349", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a564116709958c7867cdaa881003116a2865ce500f71e50b466733245cac9349", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a564116709958c7867cdaa881003116a2865ce500f71e50b466733245cac9349", kill_on_drop: false }`
[INFO] [stdout] a564116709958c7867cdaa881003116a2865ce500f71e50b466733245cac9349
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+595316b4006932405a63862d8fe65f71a6356293" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 922b479b3d491282f2ad1e648ab97e42180f80199c74fb2758cabd8d06481dbf
[INFO] running `Command { std: "docker" "start" "-a" "922b479b3d491282f2ad1e648ab97e42180f80199c74fb2758cabd8d06481dbf", kill_on_drop: false }`
[INFO] [stderr]    Compiling scheme-compiler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/parser.rs:171:14
[INFO] [stdout]     |
[INFO] [stdout] 171 |         for (i, fv) in self.set.iter().enumerate() {
[INFO] [stdout]     |              ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/codegen.rs:214:17
[INFO] [stdout]     |
[INFO] [stdout] 214 |                 writeln!(self.dest, "    push {}", if val { 1 } else { 0 });
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "922b479b3d491282f2ad1e648ab97e42180f80199c74fb2758cabd8d06481dbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "922b479b3d491282f2ad1e648ab97e42180f80199c74fb2758cabd8d06481dbf", kill_on_drop: false }`
[INFO] [stdout] 922b479b3d491282f2ad1e648ab97e42180f80199c74fb2758cabd8d06481dbf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+595316b4006932405a63862d8fe65f71a6356293" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c4570cdbc4e20f95df21b9d8e0a6229fc296fe33e4da6fc7897d42142f3e57b
[INFO] running `Command { std: "docker" "start" "-a" "1c4570cdbc4e20f95df21b9d8e0a6229fc296fe33e4da6fc7897d42142f3e57b", kill_on_drop: false }`
[INFO] [stderr]    Compiling scheme-compiler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/parser.rs:171:14
[INFO] [stdout]     |
[INFO] [stdout] 171 |         for (i, fv) in self.set.iter().enumerate() {
[INFO] [stdout]     |              ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/codegen.rs:214:17
[INFO] [stdout]     |
[INFO] [stdout] 214 |                 writeln!(self.dest, "    push {}", if val { 1 } else { 0 });
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "1c4570cdbc4e20f95df21b9d8e0a6229fc296fe33e4da6fc7897d42142f3e57b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c4570cdbc4e20f95df21b9d8e0a6229fc296fe33e4da6fc7897d42142f3e57b", kill_on_drop: false }`
[INFO] [stdout] 1c4570cdbc4e20f95df21b9d8e0a6229fc296fe33e4da6fc7897d42142f3e57b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+595316b4006932405a63862d8fe65f71a6356293" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cc2808482b18b1c6ff82291086ac3ab0779227de3e12efe0bd3fbd62b1e89404
[INFO] running `Command { std: "docker" "start" "-a" "cc2808482b18b1c6ff82291086ac3ab0779227de3e12efe0bd3fbd62b1e89404", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/parser.rs:171:14
[INFO] [stderr]     |
[INFO] [stderr] 171 |         for (i, fv) in self.set.iter().enumerate() {
[INFO] [stderr]     |              ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/codegen.rs:214:17
[INFO] [stderr]     |
[INFO] [stderr] 214 |                 writeln!(self.dest, "    push {}", if val { 1 } else { 0 });
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `scheme-compiler` (bin "scheme-compiler" test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/scheme_compiler-30063db8b167b3b1)
[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" "cc2808482b18b1c6ff82291086ac3ab0779227de3e12efe0bd3fbd62b1e89404", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc2808482b18b1c6ff82291086ac3ab0779227de3e12efe0bd3fbd62b1e89404", kill_on_drop: false }`
[INFO] [stdout] cc2808482b18b1c6ff82291086ac3ab0779227de3e12efe0bd3fbd62b1e89404
[INFO] testing season1618/scheme-compiler against try#5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b for pr-128254
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseason1618%2Fscheme-compiler" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/season1618/scheme-compiler on toolchain 5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/season1618/scheme-compiler
[INFO] finished tweaking git repo https://github.com/season1618/scheme-compiler
[INFO] tweaked toml for git repo https://github.com/season1618/scheme-compiler written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/season1618/scheme-compiler 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" "+5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2533c6e19e5fd6f713fabe1e5a637c198d535d333d2a81a55b0bb4841898db23
[INFO] running `Command { std: "docker" "start" "-a" "2533c6e19e5fd6f713fabe1e5a637c198d535d333d2a81a55b0bb4841898db23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2533c6e19e5fd6f713fabe1e5a637c198d535d333d2a81a55b0bb4841898db23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2533c6e19e5fd6f713fabe1e5a637c198d535d333d2a81a55b0bb4841898db23", kill_on_drop: false }`
[INFO] [stdout] 2533c6e19e5fd6f713fabe1e5a637c198d535d333d2a81a55b0bb4841898db23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c4406c950d03358585ba7638acda5c9febbaaa1f0bb3a8fb7430cd9b6e09029
[INFO] running `Command { std: "docker" "start" "-a" "8c4406c950d03358585ba7638acda5c9febbaaa1f0bb3a8fb7430cd9b6e09029", kill_on_drop: false }`
[INFO] [stderr]    Compiling scheme-compiler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/parser.rs:171:14
[INFO] [stdout]     |
[INFO] [stdout] 171 |         for (i, fv) in self.set.iter().enumerate() {
[INFO] [stdout]     |              ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/codegen.rs:214:17
[INFO] [stdout]     |
[INFO] [stdout] 214 |                 writeln!(self.dest, "    push {}", if val { 1 } else { 0 });
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "8c4406c950d03358585ba7638acda5c9febbaaa1f0bb3a8fb7430cd9b6e09029", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c4406c950d03358585ba7638acda5c9febbaaa1f0bb3a8fb7430cd9b6e09029", kill_on_drop: false }`
[INFO] [stdout] 8c4406c950d03358585ba7638acda5c9febbaaa1f0bb3a8fb7430cd9b6e09029
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ed2d6bb52360d79f41083ce78d670cb2206b6a885535a3c5c75e6f6b044eec1
[INFO] running `Command { std: "docker" "start" "-a" "5ed2d6bb52360d79f41083ce78d670cb2206b6a885535a3c5c75e6f6b044eec1", kill_on_drop: false }`
[INFO] [stderr]    Compiling scheme-compiler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/parser.rs:171:14
[INFO] [stdout]     |
[INFO] [stdout] 171 |         for (i, fv) in self.set.iter().enumerate() {
[INFO] [stdout]     |              ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/codegen.rs:214:17
[INFO] [stdout]     |
[INFO] [stdout] 214 |                 writeln!(self.dest, "    push {}", if val { 1 } else { 0 });
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: LC_ALL="C" PATH="/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/bin:/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/bin/self-contained:/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/bin:/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/bin/self-contained:/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/bin:/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/bin/self-contained:/opt/rustwide/cargo-home/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" VSLANG="1033" "cc" "-m64" "/tmp/rustcYmBErC/symbols.o" "/opt/rustwide/target/debug/deps/scheme_compiler-30063db8b167b3b1.scheme_compiler.fdeef83e12a8b443-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/scheme_compiler-30063db8b167b3b1.actnydvyom5w5iqhxiqxreujl.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-d2aabef62695c36a.rlib" "/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-85ffb1adee1b6de7.rlib" "/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-47c1d1c97d43fb9c.rlib" "/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_std-767d58143f86b11a.rlib" "/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-9506e3738f23e7c7.rlib" "/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-0e87bdc388165b9b.rlib" "/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-28d2ee21ffecbcd0.rlib" "/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-4cd64c3d9fc2560b.rlib" "/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-a1fedeceba4cc892.rlib" "/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-0b8915cbc76cd410.rlib" "/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-fec2ce82fc5b17fa.rlib" "/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-fdb02324b55b2840.rlib" "/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-db981ef273c68b12.rlib" "/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-2c4968ed4cb29e9c.rlib" "/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-661cdd70a5b83118.rlib" "/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-9cbb3bfdc8e63ca5.rlib" "/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-a4c5ad4392a26401.rlib" "/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-9409cd7d030362b9.rlib" "/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-7b90a2705bcf265b.rlib" "/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-80d2f129fb536a6f.rlib" "/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-f72b956e24d1de70.rlib" "/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-632ae0f28c5e55ff.rlib" "/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-7586cb84705120bb.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-B/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-B/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-B/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-L" "/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/lib/self-contained" "-o" "/opt/rustwide/target/debug/deps/scheme_compiler-30063db8b167b3b1" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: collect2: fatal error: ld terminated with signal 7 [Bus error], core dumped
[INFO] [stdout]           compilation terminated.
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `scheme-compiler` (bin "scheme-compiler" test) due to 1 previous error; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "5ed2d6bb52360d79f41083ce78d670cb2206b6a885535a3c5c75e6f6b044eec1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ed2d6bb52360d79f41083ce78d670cb2206b6a885535a3c5c75e6f6b044eec1", kill_on_drop: false }`
[INFO] [stdout] 5ed2d6bb52360d79f41083ce78d670cb2206b6a885535a3c5c75e6f6b044eec1