[INFO] cloning repository https://github.com/nashpotato/cpu-sim
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nashpotato/cpu-sim" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnashpotato%2Fcpu-sim", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnashpotato%2Fcpu-sim'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2920d27d7152369f17296b4d712ddc6d6f6cba97
[INFO] testing nashpotato/cpu-sim against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnashpotato%2Fcpu-sim" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nashpotato/cpu-sim on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nashpotato/cpu-sim
[INFO] finished tweaking git repo https://github.com/nashpotato/cpu-sim
[INFO] tweaked toml for git repo https://github.com/nashpotato/cpu-sim written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/nashpotato/cpu-sim already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", 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] e71c64b6a9bdda85f775c8c1d81eecda24b5c573f33929cd37dbeba858fe7723
[INFO] running `Command { std: "docker" "start" "-a" "e71c64b6a9bdda85f775c8c1d81eecda24b5c573f33929cd37dbeba858fe7723", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e71c64b6a9bdda85f775c8c1d81eecda24b5c573f33929cd37dbeba858fe7723", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e71c64b6a9bdda85f775c8c1d81eecda24b5c573f33929cd37dbeba858fe7723", kill_on_drop: false }`
[INFO] [stdout] e71c64b6a9bdda85f775c8c1d81eecda24b5c573f33929cd37dbeba858fe7723
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cba153359163cb92b4fcd474bb22c4816570ff9bae61107517a454cc8c7c45e9
[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" "cba153359163cb92b4fcd474bb22c4816570ff9bae61107517a454cc8c7c45e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling text_io v0.1.8
[INFO] [stderr]    Compiling cpu-sim v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]  --> src/cpu/util.rs:6:32
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn string_to_instr(op: &str)-> (fn(u32, u32) -> Instr){
[INFO] [stdout]   |                                ^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/cpu/util.rs:18:36
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn string_to_3arginstr(op: &str)-> (fn(u32, u32, u32) -> Instr){
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `flags`
[INFO] [stdout]   --> src/cpu/cpu.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 |     flags: u32,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `compare`
[INFO] [stdout]    --> src/cpu/cpu.rs:107:8
[INFO] [stdout]     |
[INFO] [stdout] 107 |     fn compare(&mut self) {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.29s
[INFO] running `Command { std: "docker" "inspect" "cba153359163cb92b4fcd474bb22c4816570ff9bae61107517a454cc8c7c45e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cba153359163cb92b4fcd474bb22c4816570ff9bae61107517a454cc8c7c45e9", kill_on_drop: false }`
[INFO] [stdout] cba153359163cb92b4fcd474bb22c4816570ff9bae61107517a454cc8c7c45e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 89b94f4b7fdfd9f58933075e5e4764932eda6605c5e64d65fe258974bf9a87fe
[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" "89b94f4b7fdfd9f58933075e5e4764932eda6605c5e64d65fe258974bf9a87fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling cpu-sim v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]  --> src/cpu/util.rs:6:32
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn string_to_instr(op: &str)-> (fn(u32, u32) -> Instr){
[INFO] [stdout]   |                                ^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/cpu/util.rs:18:36
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn string_to_3arginstr(op: &str)-> (fn(u32, u32, u32) -> Instr){
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `flags`
[INFO] [stdout]   --> src/cpu/cpu.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 |     flags: u32,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `compare`
[INFO] [stdout]    --> src/cpu/cpu.rs:107:8
[INFO] [stdout]     |
[INFO] [stdout] 107 |     fn compare(&mut self) {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.54s
[INFO] running `Command { std: "docker" "inspect" "89b94f4b7fdfd9f58933075e5e4764932eda6605c5e64d65fe258974bf9a87fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89b94f4b7fdfd9f58933075e5e4764932eda6605c5e64d65fe258974bf9a87fe", kill_on_drop: false }`
[INFO] [stdout] 89b94f4b7fdfd9f58933075e5e4764932eda6605c5e64d65fe258974bf9a87fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] fed502eea129a03ab054a0d090a3d94ea0a2113c95b792344242f20fa9c8908b
[INFO] running `Command { std: "docker" "start" "-a" "fed502eea129a03ab054a0d090a3d94ea0a2113c95b792344242f20fa9c8908b", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]  --> src/cpu/util.rs:6:32
[INFO] [stderr]   |
[INFO] [stderr] 6 | fn string_to_instr(op: &str)-> (fn(u32, u32) -> Instr){
[INFO] [stderr]   |                                ^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/cpu/util.rs:18:36
[INFO] [stderr]    |
[INFO] [stderr] 18 | fn string_to_3arginstr(op: &str)-> (fn(u32, u32, u32) -> Instr){
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `flags`
[INFO] [stderr]   --> src/cpu/cpu.rs:39:5
[INFO] [stderr]    |
[INFO] [stderr] 39 |     flags: u32,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `compare`
[INFO] [stderr]    --> src/cpu/cpu.rs:107:8
[INFO] [stderr]     |
[INFO] [stderr] 107 |     fn compare(&mut self) {
[INFO] [stderr]     |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cpu_sim-de0f6cfc0761a261
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test cpu::cpu::tests::mov_tests ... ok
[INFO] [stdout] test cpu::util::tests::parse_addr ... ok
[INFO] [stdout] test cpu::util::tests::parse_cmp ... ok
[INFO] [stdout] test cpu::util::tests::parse_mov ... ok
[INFO] [stdout] test cpu::util::tests::parse_cmpi ... ok
[INFO] [stdout] test cpu::util::tests::parse_sub ... ok
[INFO] [stdout] test cpu::util::tests::parse_subi ... ok
[INFO] [stdout] test cpu::cpu::tests::add_sub_tests ... ok
[INFO] [stdout] test cpu::util::tests::parse_movi ... ok
[INFO] [stdout] test cpu::util::tests::parse_subr ... ok
[INFO] [stdout] test cpu::util::tests::parse_src_file ... ok
[INFO] [stdout] test cpu::util::tests::parse_add ... ok
[INFO] [stdout] test cpu::util::tests::parse_addi ... ok
[INFO] [stdout] test cpu::cpu::tests::addi_subi_tests ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fed502eea129a03ab054a0d090a3d94ea0a2113c95b792344242f20fa9c8908b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fed502eea129a03ab054a0d090a3d94ea0a2113c95b792344242f20fa9c8908b", kill_on_drop: false }`
[INFO] [stdout] fed502eea129a03ab054a0d090a3d94ea0a2113c95b792344242f20fa9c8908b