[INFO] cloning repository https://github.com/mcret/ackermann-compare
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mcret/ackermann-compare" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmcret%2Fackermann-compare", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmcret%2Fackermann-compare'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] adf9a32980f81da3a00e4db5e61978c6b604b7b1
[INFO] testing mcret/ackermann-compare against master#cced03bfd61a304243a34504618ecec86c17063f for pr-154065-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmcret%2Fackermann-compare" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mcret/ackermann-compare
[INFO] finished tweaking git repo https://github.com/mcret/ackermann-compare
[INFO] tweaked toml for git repo https://github.com/mcret/ackermann-compare written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mcret/ackermann-compare on toolchain cced03bfd61a304243a34504618ecec86c17063f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cced03bfd61a304243a34504618ecec86c17063f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mcret/ackermann-compare 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" "+cced03bfd61a304243a34504618ecec86c17063f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded getrandom v0.2.10
[INFO] [stderr]   Downloaded walkdir v2.4.0
[INFO] [stderr]   Downloaded thiserror-impl v1.0.49
[INFO] [stderr]   Downloaded thiserror v1.0.49
[INFO] [stderr]   Downloaded proc-macro2 v1.0.67
[INFO] [stderr]   Downloaded memchr v2.6.4
[INFO] [stderr]   Downloaded syn v2.0.37
[INFO] [stderr]   Downloaded libc v0.2.148
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "+cced03bfd61a304243a34504618ecec86c17063f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9d46ce4a4b617e59421d4ad392bffafc482de9cde8802faf48045159e5615265
[INFO] running `Command { std: "docker" "start" "-a" "9d46ce4a4b617e59421d4ad392bffafc482de9cde8802faf48045159e5615265", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d46ce4a4b617e59421d4ad392bffafc482de9cde8802faf48045159e5615265", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d46ce4a4b617e59421d4ad392bffafc482de9cde8802faf48045159e5615265", kill_on_drop: false }`
[INFO] [stdout] 9d46ce4a4b617e59421d4ad392bffafc482de9cde8802faf48045159e5615265
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "+cced03bfd61a304243a34504618ecec86c17063f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc0226e6ea09f657782207a27c9152c3d04f2619954218e6f3611afa913c511a
[INFO] running `Command { std: "docker" "start" "-a" "cc0226e6ea09f657782207a27c9152c3d04f2619954218e6f3611afa913c511a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling thiserror v1.0.49
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]    Compiling bytes v1.5.0
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling jni-sys v0.3.0
[INFO] [stderr]    Compiling cesu8 v1.1.0
[INFO] [stderr]    Compiling combine v4.6.6
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.37
[INFO] [stderr]    Compiling thiserror-impl v1.0.49
[INFO] [stderr]    Compiling jni v0.21.1
[INFO] [stderr]    Compiling ackermann v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `Java_com_softwaresmyth_Main_ackermann` should have a snake case name
[INFO] [stdout]  --> src/lib.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn Java_com_softwaresmyth_Main_ackermann(_env: JNIEnv, _obj: JObject, m: jlong, n: jlong) -> jlong {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `java_com_softwaresmyth_main_ackermann`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.77s
[INFO] running `Command { std: "docker" "inspect" "cc0226e6ea09f657782207a27c9152c3d04f2619954218e6f3611afa913c511a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc0226e6ea09f657782207a27c9152c3d04f2619954218e6f3611afa913c511a", kill_on_drop: false }`
[INFO] [stdout] cc0226e6ea09f657782207a27c9152c3d04f2619954218e6f3611afa913c511a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "+cced03bfd61a304243a34504618ecec86c17063f" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ecbe0937063276eb1d0295475d1185849e8fc70d92ce0d20a801e26ee0a5cef8
[INFO] running `Command { std: "docker" "start" "-a" "ecbe0937063276eb1d0295475d1185849e8fc70d92ce0d20a801e26ee0a5cef8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.148
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling ackermann v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `Java_com_softwaresmyth_Main_ackermann` should have a snake case name
[INFO] [stdout]  --> src/lib.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn Java_com_softwaresmyth_Main_ackermann(_env: JNIEnv, _obj: JObject, m: jlong, n: jlong) -> jlong {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `java_com_softwaresmyth_main_ackermann`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.68s
[INFO] running `Command { std: "docker" "inspect" "ecbe0937063276eb1d0295475d1185849e8fc70d92ce0d20a801e26ee0a5cef8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecbe0937063276eb1d0295475d1185849e8fc70d92ce0d20a801e26ee0a5cef8", kill_on_drop: false }`
[INFO] [stdout] ecbe0937063276eb1d0295475d1185849e8fc70d92ce0d20a801e26ee0a5cef8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "+cced03bfd61a304243a34504618ecec86c17063f" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4c1bf4e1ccd02d3b88a340a0f1eed37f0a674c96ed61d3ecda8731c666e9e454
[INFO] running `Command { std: "docker" "start" "-a" "4c1bf4e1ccd02d3b88a340a0f1eed37f0a674c96ed61d3ecda8731c666e9e454", kill_on_drop: false }`
[INFO] [stderr] warning: function `Java_com_softwaresmyth_Main_ackermann` should have a snake case name
[INFO] [stderr]  --> src/lib.rs:8:8
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub fn Java_com_softwaresmyth_Main_ackermann(_env: JNIEnv, _obj: JObject, m: jlong, n: jlong) -> jlong {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `java_com_softwaresmyth_main_ackermann`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `ackermann` (lib test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ackermann-229e0221a203375e)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::test_m_zero ... ok
[INFO] [stderr] 
[INFO] [stderr] thread '<unknown>' (20) has overflowed its stack
[INFO] [stderr] fatal runtime error: stack overflow, aborting
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/ackermann-229e0221a203375e` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "4c1bf4e1ccd02d3b88a340a0f1eed37f0a674c96ed61d3ecda8731c666e9e454", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c1bf4e1ccd02d3b88a340a0f1eed37f0a674c96ed61d3ecda8731c666e9e454", kill_on_drop: false }`
[INFO] [stdout] 4c1bf4e1ccd02d3b88a340a0f1eed37f0a674c96ed61d3ecda8731c666e9e454
