[INFO] cloning repository https://github.com/junaadh/jcore
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/junaadh/jcore" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjunaadh%2Fjcore", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjunaadh%2Fjcore'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 750dad0180f102994a3bb76bbf83ef707f356fd3
[INFO] building junaadh/jcore against master#ce36a966c79e109dabeef7a47fe68e5294c6d71e for pr-137044-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjunaadh%2Fjcore" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/junaadh/jcore on toolchain ce36a966c79e109dabeef7a47fe68e5294c6d71e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ce36a966c79e109dabeef7a47fe68e5294c6d71e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/junaadh/jcore
[INFO] finished tweaking git repo https://github.com/junaadh/jcore
[INFO] tweaked toml for git repo https://github.com/junaadh/jcore written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/junaadh/jcore 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" "+ce36a966c79e109dabeef7a47fe68e5294c6d71e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+ce36a966c79e109dabeef7a47fe68e5294c6d71e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f68d00e62030605367c49f85b7770ca21966a9fe3d8a7992add66ddca919ab97
[INFO] running `Command { std: "docker" "start" "-a" "f68d00e62030605367c49f85b7770ca21966a9fe3d8a7992add66ddca919ab97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f68d00e62030605367c49f85b7770ca21966a9fe3d8a7992add66ddca919ab97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f68d00e62030605367c49f85b7770ca21966a9fe3d8a7992add66ddca919ab97", kill_on_drop: false }`
[INFO] [stdout] f68d00e62030605367c49f85b7770ca21966a9fe3d8a7992add66ddca919ab97
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+ce36a966c79e109dabeef7a47fe68e5294c6d71e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bfd8ce030af4e708af765ea197eb08fda625cad50b8aa13d2adda855624e0651
[INFO] running `Command { std: "docker" "start" "-a" "bfd8ce030af4e708af765ea197eb08fda625cad50b8aa13d2adda855624e0651", kill_on_drop: false }`
[INFO] [stderr]    Compiling jcore v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `type` and `value` are never read
[INFO] [stdout]   --> src/assembler/symbols.rs:73:5
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub struct Symbol<'s> {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 72 |     pub name: &'s str,
[INFO] [stdout] 73 |     r#type: SymbolKind,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 74 |     value: Option<u32>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Symbol` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "bfd8ce030af4e708af765ea197eb08fda625cad50b8aa13d2adda855624e0651", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfd8ce030af4e708af765ea197eb08fda625cad50b8aa13d2adda855624e0651", kill_on_drop: false }`
[INFO] [stdout] bfd8ce030af4e708af765ea197eb08fda625cad50b8aa13d2adda855624e0651
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+ce36a966c79e109dabeef7a47fe68e5294c6d71e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2830be53223305aafac314c79e69a1677f10f7eece1969eaf2d130736c2a4e91
[INFO] running `Command { std: "docker" "start" "-a" "2830be53223305aafac314c79e69a1677f10f7eece1969eaf2d130736c2a4e91", kill_on_drop: false }`
[INFO] [stdout] warning: fields `type` and `value` are never read
[INFO] [stdout]   --> src/assembler/symbols.rs:73:5
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub struct Symbol<'s> {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 72 |     pub name: &'s str,
[INFO] [stdout] 73 |     r#type: SymbolKind,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 74 |     value: Option<u32>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Symbol` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling jcore v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `type` and `value` are never read
[INFO] [stdout]   --> src/assembler/symbols.rs:73:5
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub struct Symbol<'s> {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 72 |     pub name: &'s str,
[INFO] [stdout] 73 |     r#type: SymbolKind,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 74 |     value: Option<u32>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Symbol` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "2830be53223305aafac314c79e69a1677f10f7eece1969eaf2d130736c2a4e91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2830be53223305aafac314c79e69a1677f10f7eece1969eaf2d130736c2a4e91", kill_on_drop: false }`
[INFO] [stdout] 2830be53223305aafac314c79e69a1677f10f7eece1969eaf2d130736c2a4e91