[INFO] cloning repository https://github.com/imoken1122/x86_emulator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/imoken1122/x86_emulator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fimoken1122%2Fx86_emulator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fimoken1122%2Fx86_emulator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6ef3cb1729f6643338c9802c36bb4f9dba444b65
[INFO] testing imoken1122/x86_emulator against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fimoken1122%2Fx86_emulator" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/imoken1122/x86_emulator on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/imoken1122/x86_emulator
[INFO] finished tweaking git repo https://github.com/imoken1122/x86_emulator
[INFO] tweaked toml for git repo https://github.com/imoken1122/x86_emulator written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/imoken1122/x86_emulator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ffc3cbf45c244fb8169f14bbf01a2294d5b12d3a4b2396ad755efd2e056bb0b8
[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" "ffc3cbf45c244fb8169f14bbf01a2294d5b12d3a4b2396ad755efd2e056bb0b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ffc3cbf45c244fb8169f14bbf01a2294d5b12d3a4b2396ad755efd2e056bb0b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffc3cbf45c244fb8169f14bbf01a2294d5b12d3a4b2396ad755efd2e056bb0b8", kill_on_drop: false }`
[INFO] [stdout] ffc3cbf45c244fb8169f14bbf01a2294d5b12d3a4b2396ad755efd2e056bb0b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dec9bb6f55320cd9e21d7ac584ca1ddbbf53e87ec34f15924e62f1ecd7b67365
[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" "dec9bb6f55320cd9e21d7ac584ca1ddbbf53e87ec34f15924e62f1ecd7b67365", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling x86emu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::process`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::process;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `libc::*`
[INFO] [stdout]    --> src/function.rs:138:5
[INFO] [stdout]     |
[INFO] [stdout] 138 | use libc::*;
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `emu`
[INFO] [stdout]   --> src/main.rs:61:16
[INFO] [stdout]    |
[INFO] [stdout] 61 | fn dump_memory(emu : &mut Emulator){
[INFO] [stdout]    |                ^^^ help: if this is intentional, prefix it with an underscore: `_emu`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `dump_memory`
[INFO] [stdout]   --> src/main.rs:61:4
[INFO] [stdout]    |
[INFO] [stdout] 61 | fn dump_memory(emu : &mut Emulator){
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `register_name` should have an upper case name
[INFO] [stdout]   --> src/main.rs:21:11
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub const register_name:[&str;REGISTER_COUNT]= ["EAX", "ECX", "EDX", "EBX", "ESP", "EBP", "ESI", "EDI"];
[INFO] [stdout]    |           ^^^^^^^^^^^^^ help: convert the identifier to upper case: `REGISTER_NAME`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `bios_to_terminal` should have an upper case name
[INFO] [stdout]  --> src/bios.rs:5:7
[INFO] [stdout]   |
[INFO] [stdout] 5 | const bios_to_terminal : [u8; 8] = [30, 34, 32, 36, 31, 35, 33, 37]; 
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `BIOS_TO_TERMINAL`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "dec9bb6f55320cd9e21d7ac584ca1ddbbf53e87ec34f15924e62f1ecd7b67365", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dec9bb6f55320cd9e21d7ac584ca1ddbbf53e87ec34f15924e62f1ecd7b67365", kill_on_drop: false }`
[INFO] [stdout] dec9bb6f55320cd9e21d7ac584ca1ddbbf53e87ec34f15924e62f1ecd7b67365
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 77a8d171ca84abc460dbd2b6135038a9fd5bf5b40401497e2085fe9ba7f7ea6e
[INFO] running `Command { std: "docker" "start" "-a" "77a8d171ca84abc460dbd2b6135038a9fd5bf5b40401497e2085fe9ba7f7ea6e", kill_on_drop: false }`
[INFO] [stderr]    Compiling x86emu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::process`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::process;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `libc::*`
[INFO] [stdout]    --> src/function.rs:138:5
[INFO] [stdout]     |
[INFO] [stdout] 138 | use libc::*;
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `emu`
[INFO] [stdout]   --> src/main.rs:61:16
[INFO] [stdout]    |
[INFO] [stdout] 61 | fn dump_memory(emu : &mut Emulator){
[INFO] [stdout]    |                ^^^ help: if this is intentional, prefix it with an underscore: `_emu`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `dump_memory`
[INFO] [stdout]   --> src/main.rs:61:4
[INFO] [stdout]    |
[INFO] [stdout] 61 | fn dump_memory(emu : &mut Emulator){
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `register_name` should have an upper case name
[INFO] [stdout]   --> src/main.rs:21:11
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub const register_name:[&str;REGISTER_COUNT]= ["EAX", "ECX", "EDX", "EBX", "ESP", "EBP", "ESI", "EDI"];
[INFO] [stdout]    |           ^^^^^^^^^^^^^ help: convert the identifier to upper case: `REGISTER_NAME`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `bios_to_terminal` should have an upper case name
[INFO] [stdout]  --> src/bios.rs:5:7
[INFO] [stdout]   |
[INFO] [stdout] 5 | const bios_to_terminal : [u8; 8] = [30, 34, 32, 36, 31, 35, 33, 37]; 
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `BIOS_TO_TERMINAL`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "77a8d171ca84abc460dbd2b6135038a9fd5bf5b40401497e2085fe9ba7f7ea6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77a8d171ca84abc460dbd2b6135038a9fd5bf5b40401497e2085fe9ba7f7ea6e", kill_on_drop: false }`
[INFO] [stdout] 77a8d171ca84abc460dbd2b6135038a9fd5bf5b40401497e2085fe9ba7f7ea6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 28f44f906541723a2552236ca302bb6304e5ed585ea4fcf1fa8d3d1fab803ee3
[INFO] running `Command { std: "docker" "start" "-a" "28f44f906541723a2552236ca302bb6304e5ed585ea4fcf1fa8d3d1fab803ee3", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::process`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::process;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `libc::*`
[INFO] [stderr]    --> src/function.rs:138:5
[INFO] [stderr]     |
[INFO] [stderr] 138 | use libc::*;
[INFO] [stderr]     |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `emu`
[INFO] [stderr]   --> src/main.rs:61:16
[INFO] [stderr]    |
[INFO] [stderr] 61 | fn dump_memory(emu : &mut Emulator){
[INFO] [stderr]    |                ^^^ help: if this is intentional, prefix it with an underscore: `_emu`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `dump_memory`
[INFO] [stderr]   --> src/main.rs:61:4
[INFO] [stderr]    |
[INFO] [stderr] 61 | fn dump_memory(emu : &mut Emulator){
[INFO] [stderr]    |    ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `register_name` should have an upper case name
[INFO] [stderr]   --> src/main.rs:21:11
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub const register_name:[&str;REGISTER_COUNT]= ["EAX", "ECX", "EDX", "EBX", "ESP", "EBP", "ESI", "EDI"];
[INFO] [stderr]    |           ^^^^^^^^^^^^^ help: convert the identifier to upper case: `REGISTER_NAME`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `bios_to_terminal` should have an upper case name
[INFO] [stderr]  --> src/bios.rs:5:7
[INFO] [stderr]   |
[INFO] [stderr] 5 | const bios_to_terminal : [u8; 8] = [30, 34, 32, 36, 31, 35, 33, 37]; 
[INFO] [stderr]   |       ^^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `BIOS_TO_TERMINAL`
[INFO] [stderr] 
[INFO] [stderr] warning: `x86emu` (bin "x86emu" test) generated 6 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/x86emu-279cc8f6c2952e00)
[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" "28f44f906541723a2552236ca302bb6304e5ed585ea4fcf1fa8d3d1fab803ee3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28f44f906541723a2552236ca302bb6304e5ed585ea4fcf1fa8d3d1fab803ee3", kill_on_drop: false }`
[INFO] [stdout] 28f44f906541723a2552236ca302bb6304e5ed585ea4fcf1fa8d3d1fab803ee3