[INFO] cloning repository https://github.com/arch-sim/alpha_sim
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/arch-sim/alpha_sim" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farch-sim%2Falpha_sim", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farch-sim%2Falpha_sim'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 71f47b4d32829044b460456e07263de63c0183ef
[INFO] testing arch-sim/alpha_sim against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farch-sim%2Falpha_sim" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/arch-sim/alpha_sim on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/arch-sim/alpha_sim
[INFO] finished tweaking git repo https://github.com/arch-sim/alpha_sim
[INFO] tweaked toml for git repo https://github.com/arch-sim/alpha_sim written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/arch-sim/alpha_sim already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0128784f4477f02e1e28c4d5f961af64790bf3216cd67219d813d45efb396f8c
[INFO] running `Command { std: "docker" "start" "-a" "0128784f4477f02e1e28c4d5f961af64790bf3216cd67219d813d45efb396f8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0128784f4477f02e1e28c4d5f961af64790bf3216cd67219d813d45efb396f8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0128784f4477f02e1e28c4d5f961af64790bf3216cd67219d813d45efb396f8c", kill_on_drop: false }`
[INFO] [stdout] 0128784f4477f02e1e28c4d5f961af64790bf3216cd67219d813d45efb396f8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a0686d6d1c78a165c00db5b0a4dda479fe83a7e614aa2ada1773027282703273
[INFO] running `Command { std: "docker" "start" "-a" "a0686d6d1c78a165c00db5b0a4dda479fe83a7e614aa2ada1773027282703273", kill_on_drop: false }`
[INFO] [stderr]    Compiling alpha_sim v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type `data_t` should have an upper camel case name
[INFO] [stdout]   --> src/define.rs:18:10
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub type data_t = u64;
[INFO] [stdout]    |          ^^^^^^ help: convert the identifier to upper camel case: `DataT`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `prog`
[INFO] [stdout]   --> src/sim_chip.rs:20:16
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn new(prog: &str, opt: &[String]) -> SimChip {
[INFO] [stdout]    |                ^^^^ help: if this is intentional, prefix it with an underscore: `_prog`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `opt`
[INFO] [stdout]   --> src/sim_chip.rs:20:28
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn new(prog: &str, opt: &[String]) -> SimChip {
[INFO] [stdout]    |                            ^^^ help: if this is intentional, prefix it with an underscore: `_opt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `IMSK`
[INFO] [stdout]   --> src/sim_chip.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | const IMSK: i64 = 0x0ffff; /* mask of inst_buf */
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "a0686d6d1c78a165c00db5b0a4dda479fe83a7e614aa2ada1773027282703273", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0686d6d1c78a165c00db5b0a4dda479fe83a7e614aa2ada1773027282703273", kill_on_drop: false }`
[INFO] [stdout] a0686d6d1c78a165c00db5b0a4dda479fe83a7e614aa2ada1773027282703273
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 26a3cf851745766dfcf11e4fa2741714d95a6c2433e6ce9efebb9f1cccaff9f2
[INFO] running `Command { std: "docker" "start" "-a" "26a3cf851745766dfcf11e4fa2741714d95a6c2433e6ce9efebb9f1cccaff9f2", kill_on_drop: false }`
[INFO] [stdout] warning: type `data_t` should have an upper camel case name
[INFO] [stdout]   --> src/define.rs:18:10
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub type data_t = u64;
[INFO] [stdout]    |          ^^^^^^ help: convert the identifier to upper camel case: `DataT`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling alpha_sim v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `prog`
[INFO] [stdout]   --> src/sim_chip.rs:20:16
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn new(prog: &str, opt: &[String]) -> SimChip {
[INFO] [stdout]    |                ^^^^ help: if this is intentional, prefix it with an underscore: `_prog`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `opt`
[INFO] [stdout]   --> src/sim_chip.rs:20:28
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn new(prog: &str, opt: &[String]) -> SimChip {
[INFO] [stdout]    |                            ^^^ help: if this is intentional, prefix it with an underscore: `_opt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `IMSK`
[INFO] [stdout]   --> src/sim_chip.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | const IMSK: i64 = 0x0ffff; /* mask of inst_buf */
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `data_t` should have an upper camel case name
[INFO] [stdout]   --> src/define.rs:18:10
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub type data_t = u64;
[INFO] [stdout]    |          ^^^^^^ help: convert the identifier to upper camel case: `DataT`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `prog`
[INFO] [stdout]   --> src/sim_chip.rs:20:16
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn new(prog: &str, opt: &[String]) -> SimChip {
[INFO] [stdout]    |                ^^^^ help: if this is intentional, prefix it with an underscore: `_prog`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `opt`
[INFO] [stdout]   --> src/sim_chip.rs:20:28
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn new(prog: &str, opt: &[String]) -> SimChip {
[INFO] [stdout]    |                            ^^^ help: if this is intentional, prefix it with an underscore: `_opt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `IMSK`
[INFO] [stdout]   --> src/sim_chip.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | const IMSK: i64 = 0x0ffff; /* mask of inst_buf */
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "26a3cf851745766dfcf11e4fa2741714d95a6c2433e6ce9efebb9f1cccaff9f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26a3cf851745766dfcf11e4fa2741714d95a6c2433e6ce9efebb9f1cccaff9f2", kill_on_drop: false }`
[INFO] [stdout] 26a3cf851745766dfcf11e4fa2741714d95a6c2433e6ce9efebb9f1cccaff9f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e1a809185f80fc077a3c4286d79787485482324b03d29b28d83011457c9d8475
[INFO] running `Command { std: "docker" "start" "-a" "e1a809185f80fc077a3c4286d79787485482324b03d29b28d83011457c9d8475", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: type `data_t` should have an upper camel case name
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/define.rs:18:10
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 18 | pub type data_t = u64;
[INFO] [stdout] 
[INFO] [stderr]    |          ^^^^^^ help: convert the identifier to upper camel case: `DataT`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `prog`
[INFO] [stderr]   --> src/sim_chip.rs:20:16
[INFO] [stderr]    |
[INFO] [stderr] 20 |     pub fn new(prog: &str, opt: &[String]) -> SimChip {
[INFO] [stderr]    |                ^^^^ help: if this is intentional, prefix it with an underscore: `_prog`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `opt`
[INFO] [stderr]   --> src/sim_chip.rs:20:28
[INFO] [stderr]    |
[INFO] [stderr] 20 |     pub fn new(prog: &str, opt: &[String]) -> SimChip {
[INFO] [stderr]    |                            ^^^ help: if this is intentional, prefix it with an underscore: `_opt`
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `IMSK`
[INFO] [stderr]   --> src/sim_chip.rs:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | const IMSK: i64 = 0x0ffff; /* mask of inst_buf */
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: type `data_t` should have an upper camel case name
[INFO] [stderr]   --> src/define.rs:18:10
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub type data_t = u64;
[INFO] [stderr]    |          ^^^^^^ help: convert the identifier to upper camel case: `DataT`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `prog`
[INFO] [stderr]   --> src/sim_chip.rs:20:16
[INFO] [stderr]    |
[INFO] [stderr] 20 |     pub fn new(prog: &str, opt: &[String]) -> SimChip {
[INFO] [stderr]    |                ^^^^ help: if this is intentional, prefix it with an underscore: `_prog`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `opt`
[INFO] [stderr]   --> src/sim_chip.rs:20:28
[INFO] [stderr]    |
[INFO] [stderr] 20 |     pub fn new(prog: &str, opt: &[String]) -> SimChip {
[INFO] [stderr]    |                            ^^^ help: if this is intentional, prefix it with an underscore: `_opt`
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `IMSK`
[INFO] [stderr]   --> src/sim_chip.rs:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | const IMSK: i64 = 0x0ffff; /* mask of inst_buf */
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/alpha_sim-0e654e7272664449)
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/alpha_sim-90e4d2b024ebb645)
[INFO] [stderr]    Doc-tests alpha_sim
[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] [stderr] warning: type `data_t` should have an upper camel case name
[INFO] [stderr]   --> /opt/rustwide/workdir/src/define.rs:18:10
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub type data_t = u64;
[INFO] [stderr]    |          ^^^^^^ help: convert the identifier to upper camel case: `DataT`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[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" "e1a809185f80fc077a3c4286d79787485482324b03d29b28d83011457c9d8475", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1a809185f80fc077a3c4286d79787485482324b03d29b28d83011457c9d8475", kill_on_drop: false }`
[INFO] [stdout] e1a809185f80fc077a3c4286d79787485482324b03d29b28d83011457c9d8475