[INFO] fetching crate cpclib-z80emu 0.10.0...
[INFO] testing cpclib-z80emu-0.10.0 against try#8da20828b6ea601dfd8e2448cb50ace88876bd78 for pr-150933
[INFO] extracting crate cpclib-z80emu 0.10.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate cpclib-z80emu 0.10.0
[INFO] finished tweaking crates.io crate cpclib-z80emu 0.10.0
[INFO] tweaked toml for crates.io crate cpclib-z80emu 0.10.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cpclib-z80emu 0.10.0 on toolchain 8da20828b6ea601dfd8e2448cb50ace88876bd78
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate cpclib-z80emu 0.10.0 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" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 25c70f118fedd4fbce2b62acff25b7775350c4d67d58756f2fbe791abbe83b4f
[INFO] running `Command { std: "docker" "start" "-a" "25c70f118fedd4fbce2b62acff25b7775350c4d67d58756f2fbe791abbe83b4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "25c70f118fedd4fbce2b62acff25b7775350c4d67d58756f2fbe791abbe83b4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25c70f118fedd4fbce2b62acff25b7775350c4d67d58756f2fbe791abbe83b4f", kill_on_drop: false }`
[INFO] [stdout] 25c70f118fedd4fbce2b62acff25b7775350c4d67d58756f2fbe791abbe83b4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 217f93edcbf3a18ba19a67013dbc8244d169b452b6bb0ba7764baaa23e09ce23
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[INFO] [stderr]    Compiling cpclib-image v0.10.0
[INFO] [stderr]    Compiling cpclib-z80emu v0.10.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 14s
[INFO] running `Command { std: "docker" "inspect" "217f93edcbf3a18ba19a67013dbc8244d169b452b6bb0ba7764baaa23e09ce23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "217f93edcbf3a18ba19a67013dbc8244d169b452b6bb0ba7764baaa23e09ce23", kill_on_drop: false }`
[INFO] [stdout] 217f93edcbf3a18ba19a67013dbc8244d169b452b6bb0ba7764baaa23e09ce23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3afa6efb47c697bac1823a9e95d89e7d0e0d77dbcbc833a67c0ad1cad986c4b
[INFO] running `Command { std: "docker" "start" "-a" "b3afa6efb47c697bac1823a9e95d89e7d0e0d77dbcbc833a67c0ad1cad986c4b", kill_on_drop: false }`
[INFO] [stderr]    Compiling cpclib-z80emu v0.10.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/emul.rs:492:9
[INFO] [stdout]     |
[INFO] [stdout] 492 |         symbols.set_symbol_to_value("LABEL", cpclib_asm::Value::from(0x4000u16));
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 492 |         let _ = symbols.set_symbol_to_value("LABEL", cpclib_asm::Value::from(0x4000u16));
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.35s
[INFO] running `Command { std: "docker" "inspect" "b3afa6efb47c697bac1823a9e95d89e7d0e0d77dbcbc833a67c0ad1cad986c4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3afa6efb47c697bac1823a9e95d89e7d0e0d77dbcbc833a67c0ad1cad986c4b", kill_on_drop: false }`
[INFO] [stdout] b3afa6efb47c697bac1823a9e95d89e7d0e0d77dbcbc833a67c0ad1cad986c4b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2e43fa0f2ca317d3774f189a6839ee9c341b56a47e156e338efc0d591bdfe70b
[INFO] running `Command { std: "docker" "start" "-a" "2e43fa0f2ca317d3774f189a6839ee9c341b56a47e156e338efc0d591bdfe70b", kill_on_drop: false }`
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/emul.rs:492:9
[INFO] [stderr]     |
[INFO] [stderr] 492 |         symbols.set_symbol_to_value("LABEL", cpclib_asm::Value::from(0x4000u16));
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 492 |         let _ = symbols.set_symbol_to_value("LABEL", cpclib_asm::Value::from(0x4000u16));
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `cpclib-z80emu` (lib test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/cpclib_z80emu-3010c7a57b5140dc)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test emul::test::test_flags ... ok
[INFO] [stdout] test z80::tests::test_register16 ... ok
[INFO] [stdout] test z80::tests::test_register8 ... ok
[INFO] [stdout] test z80::tests::build_z80 ... ok
[INFO] [stdout] test z80::tests::z80_registers ... ok
[INFO] [stdout] test emul::test::jp_symbol ... ok
[INFO] [stdout] test emul::test::jr_dollar ... ok
[INFO] [stdout] test emul::test::jp_dollar ... ok
[INFO] [stdout] test emul::test::jp_value ... ok
[INFO] [stdout] test z80::tests::eval ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests cpclib_z80emu
[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" "2e43fa0f2ca317d3774f189a6839ee9c341b56a47e156e338efc0d591bdfe70b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e43fa0f2ca317d3774f189a6839ee9c341b56a47e156e338efc0d591bdfe70b", kill_on_drop: false }`
[INFO] [stdout] 2e43fa0f2ca317d3774f189a6839ee9c341b56a47e156e338efc0d591bdfe70b