[INFO] cloning repository https://github.com/mikusp/mips-emu-gdb-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mikusp/mips-emu-gdb-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmikusp%2Fmips-emu-gdb-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmikusp%2Fmips-emu-gdb-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5db173deff1d34387b6c7b7200a4994af921423d
[INFO] testing mikusp/mips-emu-gdb-example against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmikusp%2Fmips-emu-gdb-example" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mikusp/mips-emu-gdb-example on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mikusp/mips-emu-gdb-example
[INFO] finished tweaking git repo https://github.com/mikusp/mips-emu-gdb-example
[INFO] tweaked toml for git repo https://github.com/mikusp/mips-emu-gdb-example written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/mikusp/mips-emu-gdb-example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] faf75c876a4b88603f6e9b157c15788a7c4d68a76630419b2ab84eee9a49e597
[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" "faf75c876a4b88603f6e9b157c15788a7c4d68a76630419b2ab84eee9a49e597", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "faf75c876a4b88603f6e9b157c15788a7c4d68a76630419b2ab84eee9a49e597", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "faf75c876a4b88603f6e9b157c15788a7c4d68a76630419b2ab84eee9a49e597", kill_on_drop: false }`
[INFO] [stdout] faf75c876a4b88603f6e9b157c15788a7c4d68a76630419b2ab84eee9a49e597
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--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] 632df7dea50ee1e3bd95b1ebc59a25074c20c818acc70e12cc6fb2b8f0bcb702
[INFO] running `Command { std: "docker" "start" "-a" "632df7dea50ee1e3bd95b1ebc59a25074c20c818acc70e12cc6fb2b8f0bcb702", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling strum v0.8.0
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]    Compiling strum_macros v0.8.0
[INFO] [stderr]    Compiling gdb-remote-protocol v0.1.0 (https://github.com/luser/rust-gdb-remote-protocol#f20055bd)
[INFO] [stderr]    Compiling mips_emu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `pc`
[INFO] [stdout]   --> src/cpu.rs:92:12
[INFO] [stdout]    |
[INFO] [stdout] 92 |     pub fn pc(&self) -> 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: `regs`
[INFO] [stdout]   --> src/cpu.rs:96:12
[INFO] [stdout]    |
[INFO] [stdout] 96 |     pub fn regs(&self) -> [u32; 32] {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `lo`
[INFO] [stdout]    --> src/cpu.rs:100:12
[INFO] [stdout]     |
[INFO] [stdout] 100 |     pub fn lo(&self) -> u32 {
[INFO] [stdout]     |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `hi`
[INFO] [stdout]    --> src/cpu.rs:104:12
[INFO] [stdout]     |
[INFO] [stdout] 104 |     pub fn hi(&self) -> u32 {
[INFO] [stdout]     |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `sr`
[INFO] [stdout]    --> src/cpu.rs:108:12
[INFO] [stdout]     |
[INFO] [stdout] 108 |     pub fn sr(&self) -> u32 {
[INFO] [stdout]     |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `badvaddr`
[INFO] [stdout]    --> src/cpu.rs:112:12
[INFO] [stdout]     |
[INFO] [stdout] 112 |     pub fn badvaddr(&self) -> u32 {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `cause`
[INFO] [stdout]    --> src/cpu.rs:116:12
[INFO] [stdout]     |
[INFO] [stdout] 116 |     pub fn cause(&self) -> u32 {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.72s
[INFO] running `Command { std: "docker" "inspect" "632df7dea50ee1e3bd95b1ebc59a25074c20c818acc70e12cc6fb2b8f0bcb702", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "632df7dea50ee1e3bd95b1ebc59a25074c20c818acc70e12cc6fb2b8f0bcb702", kill_on_drop: false }`
[INFO] [stdout] 632df7dea50ee1e3bd95b1ebc59a25074c20c818acc70e12cc6fb2b8f0bcb702
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b21c80f9cb80901d33eccbbc4db934f4a9d006742c9a598bca4452e132f43cc
[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" "0b21c80f9cb80901d33eccbbc4db934f4a9d006742c9a598bca4452e132f43cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling mips_emu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `pc`
[INFO] [stdout]   --> src/cpu.rs:92:12
[INFO] [stdout]    |
[INFO] [stdout] 92 |     pub fn pc(&self) -> 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: `regs`
[INFO] [stdout]   --> src/cpu.rs:96:12
[INFO] [stdout]    |
[INFO] [stdout] 96 |     pub fn regs(&self) -> [u32; 32] {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `lo`
[INFO] [stdout]    --> src/cpu.rs:100:12
[INFO] [stdout]     |
[INFO] [stdout] 100 |     pub fn lo(&self) -> u32 {
[INFO] [stdout]     |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `hi`
[INFO] [stdout]    --> src/cpu.rs:104:12
[INFO] [stdout]     |
[INFO] [stdout] 104 |     pub fn hi(&self) -> u32 {
[INFO] [stdout]     |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `sr`
[INFO] [stdout]    --> src/cpu.rs:108:12
[INFO] [stdout]     |
[INFO] [stdout] 108 |     pub fn sr(&self) -> u32 {
[INFO] [stdout]     |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `badvaddr`
[INFO] [stdout]    --> src/cpu.rs:112:12
[INFO] [stdout]     |
[INFO] [stdout] 112 |     pub fn badvaddr(&self) -> u32 {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `cause`
[INFO] [stdout]    --> src/cpu.rs:116:12
[INFO] [stdout]     |
[INFO] [stdout] 116 |     pub fn cause(&self) -> u32 {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `Command { std: "docker" "inspect" "0b21c80f9cb80901d33eccbbc4db934f4a9d006742c9a598bca4452e132f43cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b21c80f9cb80901d33eccbbc4db934f4a9d006742c9a598bca4452e132f43cc", kill_on_drop: false }`
[INFO] [stdout] 0b21c80f9cb80901d33eccbbc4db934f4a9d006742c9a598bca4452e132f43cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9013e6e19781a5d19df7d1e37991bd180d26f2406c69b2bdeddb54eb371acb18
[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" "9013e6e19781a5d19df7d1e37991bd180d26f2406c69b2bdeddb54eb371acb18", kill_on_drop: false }`
[INFO] [stderr] warning: associated function is never used: `pc`
[INFO] [stderr]   --> src/cpu.rs:92:12
[INFO] [stderr]    |
[INFO] [stderr] 92 |     pub fn pc(&self) -> u32 {
[INFO] [stderr]    |            ^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `regs`
[INFO] [stderr]   --> src/cpu.rs:96:12
[INFO] [stderr]    |
[INFO] [stderr] 96 |     pub fn regs(&self) -> [u32; 32] {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `lo`
[INFO] [stderr]    --> src/cpu.rs:100:12
[INFO] [stderr]     |
[INFO] [stderr] 100 |     pub fn lo(&self) -> u32 {
[INFO] [stderr]     |            ^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `hi`
[INFO] [stderr]    --> src/cpu.rs:104:12
[INFO] [stderr]     |
[INFO] [stderr] 104 |     pub fn hi(&self) -> u32 {
[INFO] [stderr]     |            ^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `sr`
[INFO] [stderr]    --> src/cpu.rs:108:12
[INFO] [stderr]     |
[INFO] [stderr] 108 |     pub fn sr(&self) -> u32 {
[INFO] [stderr]     |            ^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `badvaddr`
[INFO] [stderr]    --> src/cpu.rs:112:12
[INFO] [stderr]     |
[INFO] [stderr] 112 |     pub fn badvaddr(&self) -> u32 {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `cause`
[INFO] [stderr]    --> src/cpu.rs:116:12
[INFO] [stderr]     |
[INFO] [stderr] 116 |     pub fn cause(&self) -> u32 {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `mips_emu` (bin "mips_emu" test) generated 7 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mips_emu-9f293fe53d1f41f1)
[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" "9013e6e19781a5d19df7d1e37991bd180d26f2406c69b2bdeddb54eb371acb18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9013e6e19781a5d19df7d1e37991bd180d26f2406c69b2bdeddb54eb371acb18", kill_on_drop: false }`
[INFO] [stdout] 9013e6e19781a5d19df7d1e37991bd180d26f2406c69b2bdeddb54eb371acb18