[INFO] updating cached repository https://github.com/WHYjun/rust-101
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5a36003ab21b83f82c99002dcb6c7166585a18b6
[INFO] testing WHYjun/rust-101 against 1.45.2 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWHYjun%2Frust-101" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/WHYjun/rust-101 on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/WHYjun/rust-101
[INFO] finished tweaking git repo https://github.com/WHYjun/rust-101
[INFO] tweaked toml for git repo https://github.com/WHYjun/rust-101 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/WHYjun/rust-101 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "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] 32d1847ffb76985983d0417fa670246e1194cbdcc81d762bd515b85db34020c7
[INFO] running `Command { std: "docker" "start" "-a" "32d1847ffb76985983d0417fa670246e1194cbdcc81d762bd515b85db34020c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "32d1847ffb76985983d0417fa670246e1194cbdcc81d762bd515b85db34020c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32d1847ffb76985983d0417fa670246e1194cbdcc81d762bd515b85db34020c7", kill_on_drop: false }`
[INFO] [stdout] 32d1847ffb76985983d0417fa670246e1194cbdcc81d762bd515b85db34020c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e556ea8c4d7038bba36688513e9aeb5e5da922fffa767baac18aa59a46e127e9
[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" "e556ea8c4d7038bba36688513e9aeb5e5da922fffa767baac18aa59a46e127e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-101-workspace v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/part11.rs:15:24
[INFO] [stdout]    |
[INFO] [stdout] 15 |     callbacks: Vec<Box<FnMut(i32)>>,
[INFO] [stdout]    |                        ^^^^^^^^^^ help: use `dyn`: `dyn FnMut(i32)`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/part11.rs:25:46
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn register(&mut self, callback: Box<FnMut(i32)>) {
[INFO] [stdout]    |                                              ^^^^^^^^^^ help: use `dyn`: `dyn FnMut(i32)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/part12.rs:11:23
[INFO] [stdout]    |
[INFO] [stdout] 11 |     callbacks: Vec<Rc<Fn(i32)>>,
[INFO] [stdout]    |                       ^^^^^^^ help: use `dyn`: `dyn Fn(i32)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/part12.rs:68:31
[INFO] [stdout]    |
[INFO] [stdout] 68 |     callbacks: Vec<Rc<RefCell<FnMut(i32)>>>,
[INFO] [stdout]    |                               ^^^^^^^^^^ help: use `dyn`: `dyn FnMut(i32)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `Command { std: "docker" "inspect" "e556ea8c4d7038bba36688513e9aeb5e5da922fffa767baac18aa59a46e127e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e556ea8c4d7038bba36688513e9aeb5e5da922fffa767baac18aa59a46e127e9", kill_on_drop: false }`
[INFO] [stdout] e556ea8c4d7038bba36688513e9aeb5e5da922fffa767baac18aa59a46e127e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a26475a6451def06e9112225f56fcb50d5fe4f553379e2e58cfada7e10c564c1
[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" "a26475a6451def06e9112225f56fcb50d5fe4f553379e2e58cfada7e10c564c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-101-workspace v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/part11.rs:15:24
[INFO] [stdout]    |
[INFO] [stdout] 15 |     callbacks: Vec<Box<FnMut(i32)>>,
[INFO] [stdout]    |                        ^^^^^^^^^^ help: use `dyn`: `dyn FnMut(i32)`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/part11.rs:25:46
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn register(&mut self, callback: Box<FnMut(i32)>) {
[INFO] [stdout]    |                                              ^^^^^^^^^^ help: use `dyn`: `dyn FnMut(i32)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/part12.rs:11:23
[INFO] [stdout]    |
[INFO] [stdout] 11 |     callbacks: Vec<Rc<Fn(i32)>>,
[INFO] [stdout]    |                       ^^^^^^^ help: use `dyn`: `dyn Fn(i32)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/part12.rs:68:31
[INFO] [stdout]    |
[INFO] [stdout] 68 |     callbacks: Vec<Rc<RefCell<FnMut(i32)>>>,
[INFO] [stdout]    |                               ^^^^^^^^^^ help: use `dyn`: `dyn FnMut(i32)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `Command { std: "docker" "inspect" "a26475a6451def06e9112225f56fcb50d5fe4f553379e2e58cfada7e10c564c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a26475a6451def06e9112225f56fcb50d5fe4f553379e2e58cfada7e10c564c1", kill_on_drop: false }`
[INFO] [stdout] a26475a6451def06e9112225f56fcb50d5fe4f553379e2e58cfada7e10c564c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1b2a230e509766c3cdc9902dcd51356948e5b70404a5cf7b9f05ae86e54ee8be
[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" "1b2a230e509766c3cdc9902dcd51356948e5b70404a5cf7b9f05ae86e54ee8be", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/part11.rs:15:24
[INFO] [stderr]    |
[INFO] [stderr] 15 |     callbacks: Vec<Box<FnMut(i32)>>,
[INFO] [stderr]    |                        ^^^^^^^^^^ help: use `dyn`: `dyn FnMut(i32)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/part11.rs:25:46
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub fn register(&mut self, callback: Box<FnMut(i32)>) {
[INFO] [stderr]    |                                              ^^^^^^^^^^ help: use `dyn`: `dyn FnMut(i32)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/part12.rs:11:23
[INFO] [stderr]    |
[INFO] [stderr] 11 |     callbacks: Vec<Rc<Fn(i32)>>,
[INFO] [stderr]    |                       ^^^^^^^ help: use `dyn`: `dyn Fn(i32)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/part12.rs:68:31
[INFO] [stderr]    |
[INFO] [stderr] 68 |     callbacks: Vec<Rc<RefCell<FnMut(i32)>>>,
[INFO] [stderr]    |                               ^^^^^^^^^^ help: use `dyn`: `dyn FnMut(i32)`
[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/rust_101_workspace-fb761e10e749f3c1
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test part07::test_vec_min_on_empty_vec ... ok
[INFO] [stdout] test part07::test_vec_min ... ok
[INFO] [stdout] test part07::test_min ... ok
[INFO] [stdout] test part07::test_vec_min_on_from_vec ... ok
[INFO] [stderr] 
[INFO] [stderr] thread 'part08::test_overflowing_add' has overflowed its stack
[INFO] [stderr] fatal runtime error: stack overflow
[INFO] [stderr] error: test failed, to rerun pass '--bin rust-101-workspace'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/rust_101_workspace-fb761e10e749f3c1` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "1b2a230e509766c3cdc9902dcd51356948e5b70404a5cf7b9f05ae86e54ee8be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b2a230e509766c3cdc9902dcd51356948e5b70404a5cf7b9f05ae86e54ee8be", kill_on_drop: false }`
[INFO] [stdout] 1b2a230e509766c3cdc9902dcd51356948e5b70404a5cf7b9f05ae86e54ee8be