[INFO] cloning 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" "clone" "--bare" "https://github.com/WHYjun/rust-101" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWHYjun%2Frust-101", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWHYjun%2Frust-101'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5a36003ab21b83f82c99002dcb6c7166585a18b6 [INFO] testing WHYjun/rust-101 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWHYjun%2Frust-101" "/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/WHYjun/rust-101 on toolchain b70888601af92f6cdc0364abab3446e418b91d36 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-4/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6f2ce870d48cb0b524dec98d79e2195355852b1de8e952769250a7b3f63bdf4e [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" "6f2ce870d48cb0b524dec98d79e2195355852b1de8e952769250a7b3f63bdf4e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6f2ce870d48cb0b524dec98d79e2195355852b1de8e952769250a7b3f63bdf4e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6f2ce870d48cb0b524dec98d79e2195355852b1de8e952769250a7b3f63bdf4e", kill_on_drop: false }` [INFO] [stdout] 6f2ce870d48cb0b524dec98d79e2195355852b1de8e952769250a7b3f63bdf4e [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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 41ab7ec6a10da9e25bbd137c2f1cde131cb7406bb08479c8051ec03a5c24483c [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" "41ab7ec6a10da9e25bbd137c2f1cde131cb7406bb08479c8051ec03a5c24483c", 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>, [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn FnMut(i32)` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [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) { [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn FnMut(i32)` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [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>, [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Fn(i32)` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [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>>, [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn FnMut(i32)` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.38s [INFO] running `Command { std: "docker" "inspect" "41ab7ec6a10da9e25bbd137c2f1cde131cb7406bb08479c8051ec03a5c24483c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "41ab7ec6a10da9e25bbd137c2f1cde131cb7406bb08479c8051ec03a5c24483c", kill_on_drop: false }` [INFO] [stdout] 41ab7ec6a10da9e25bbd137c2f1cde131cb7406bb08479c8051ec03a5c24483c [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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3bc02febad6c74cfe0ad34fac71730e6394a9889f8a56e8e65d2ed6deef77d14 [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" "3bc02febad6c74cfe0ad34fac71730e6394a9889f8a56e8e65d2ed6deef77d14", 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>, [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn FnMut(i32)` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [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) { [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn FnMut(i32)` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [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>, [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Fn(i32)` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [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>>, [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn FnMut(i32)` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.59s [INFO] running `Command { std: "docker" "inspect" "3bc02febad6c74cfe0ad34fac71730e6394a9889f8a56e8e65d2ed6deef77d14", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3bc02febad6c74cfe0ad34fac71730e6394a9889f8a56e8e65d2ed6deef77d14", kill_on_drop: false }` [INFO] [stdout] 3bc02febad6c74cfe0ad34fac71730e6394a9889f8a56e8e65d2ed6deef77d14 [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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 01ad5edbbf523c8d756402956cbea48d78e934e3762163b4641172f7a724620f [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" "01ad5edbbf523c8d756402956cbea48d78e934e3762163b4641172f7a724620f", 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>, [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn FnMut(i32)` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [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) { [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn FnMut(i32)` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] [INFO] [stderr] --> src/part12.rs:11:23 [INFO] [stdout] running 6 tests [INFO] [stderr] | [INFO] [stdout] test part07::test_min ... ok [INFO] [stderr] 11 | callbacks: Vec>, [INFO] [stdout] test part07::test_vec_min_on_from_vec ... ok [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn Fn(i32)` [INFO] [stdout] test part07::test_vec_min_on_empty_vec ... ok [INFO] [stderr] | [INFO] [stdout] test part08::tests::test_add ... ok [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [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>>, [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn FnMut(i32)` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: `rust-101-workspace` (bin "rust-101-workspace" test) generated 4 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rust_101_workspace-bd6eb4153770635c) [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-bd6eb4153770635c` (signal: 6, SIGABRT: process abort signal) [INFO] running `Command { std: "docker" "inspect" "01ad5edbbf523c8d756402956cbea48d78e934e3762163b4641172f7a724620f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "01ad5edbbf523c8d756402956cbea48d78e934e3762163b4641172f7a724620f", kill_on_drop: false }` [INFO] [stdout] 01ad5edbbf523c8d756402956cbea48d78e934e3762163b4641172f7a724620f