[INFO] cloning repository https://github.com/shadowmint/rust-base-task [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shadowmint/rust-base-task" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshadowmint%2Frust-base-task", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshadowmint%2Frust-base-task'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6a776ec0900c60834d72f6bf72caeb5fe8b11d25 [INFO] testing shadowmint/rust-base-task against master#61469b682c2b0bf9cebc4622f1859e2bb3b7ebca for pr-91743 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshadowmint%2Frust-base-task" "/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/shadowmint/rust-base-task on toolchain 61469b682c2b0bf9cebc4622f1859e2bb3b7ebca [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+61469b682c2b0bf9cebc4622f1859e2bb3b7ebca" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/shadowmint/rust-base-task [INFO] finished tweaking git repo https://github.com/shadowmint/rust-base-task [INFO] tweaked toml for git repo https://github.com/shadowmint/rust-base-task written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/shadowmint/rust-base-task already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+61469b682c2b0bf9cebc4622f1859e2bb3b7ebca" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded crossbeam-epoch v0.4.0 [INFO] [stderr] Downloaded tokio-executor v0.1.0 [INFO] [stderr] Downloaded tokio v0.1.3 [INFO] [stderr] Downloaded tokio-reactor v0.1.0 [INFO] [stderr] Downloaded tokio-threadpool v0.1.0 [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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+61469b682c2b0bf9cebc4622f1859e2bb3b7ebca" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a36ab4e544596e3115636c9ffd53b3824a55209438f8c7c9c137e1da73f9d979 [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" "a36ab4e544596e3115636c9ffd53b3824a55209438f8c7c9c137e1da73f9d979", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a36ab4e544596e3115636c9ffd53b3824a55209438f8c7c9c137e1da73f9d979", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a36ab4e544596e3115636c9ffd53b3824a55209438f8c7c9c137e1da73f9d979", kill_on_drop: false }` [INFO] [stdout] a36ab4e544596e3115636c9ffd53b3824a55209438f8c7c9c137e1da73f9d979 [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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+61469b682c2b0bf9cebc4622f1859e2bb3b7ebca" "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] 17139c21e57c7af7372020eb37f9783430a757aa4faaffb84b575073d8d4da5d [INFO] running `Command { std: "docker" "start" "-a" "17139c21e57c7af7372020eb37f9783430a757aa4faaffb84b575073d8d4da5d", kill_on_drop: false }` [INFO] [stderr] Compiling futures v0.1.18 [INFO] [stderr] Compiling base-task v1.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/task.rs:8:17 [INFO] [stdout] | [INFO] [stdout] 8 | action: Box, [INFO] [stdout] | ^^^^^^^^ [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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 8 - action: Box, [INFO] [stdout] 8 + action: Box, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/task_error.rs:33:32 [INFO] [stdout] | [INFO] [stdout] 33 | write!(f, "{:?}", self.description()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `code` [INFO] [stdout] --> src/task_error.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | code: TaskErrorCode, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `TaskError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/task_error.rs:10:10 [INFO] [stdout] | [INFO] [stdout] 10 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.41s [INFO] running `Command { std: "docker" "inspect" "17139c21e57c7af7372020eb37f9783430a757aa4faaffb84b575073d8d4da5d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "17139c21e57c7af7372020eb37f9783430a757aa4faaffb84b575073d8d4da5d", kill_on_drop: false }` [INFO] [stdout] 17139c21e57c7af7372020eb37f9783430a757aa4faaffb84b575073d8d4da5d [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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+61469b682c2b0bf9cebc4622f1859e2bb3b7ebca" "test" "--frozen" "--no-run" "--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] 4443ce0980f4116217fd7ae03cbe21139a28ca394e6f7f88f0157de558700323 [INFO] running `Command { std: "docker" "start" "-a" "4443ce0980f4116217fd7ae03cbe21139a28ca394e6f7f88f0157de558700323", kill_on_drop: false }` [INFO] [stderr] Compiling cfg-if v0.1.2 [INFO] [stderr] Compiling libc v0.2.39 [INFO] [stderr] Compiling nodrop v0.1.12 [INFO] [stderr] Compiling lazy_static v0.2.11 [INFO] [stderr] Compiling memoffset v0.2.1 [INFO] [stderr] Compiling scopeguard v0.3.3 [INFO] [stderr] Compiling byteorder v1.2.1 [INFO] [stderr] Compiling slab v0.4.0 [INFO] [stderr] Compiling lazycell v0.6.0 [INFO] [stderr] Compiling tokio-executor v0.1.0 [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/task.rs:8:17 [INFO] [stdout] | [INFO] [stdout] 8 | action: Box, [INFO] [stdout] | ^^^^^^^^ [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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 8 - action: Box, [INFO] [stdout] 8 + action: Box, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/task_error.rs:33:32 [INFO] [stdout] | [INFO] [stdout] 33 | write!(f, "{:?}", self.description()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `code` [INFO] [stdout] --> src/task_error.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | code: TaskErrorCode, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `TaskError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/task_error.rs:10:10 [INFO] [stdout] | [INFO] [stdout] 10 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling log v0.4.1 [INFO] [stderr] Compiling crossbeam-utils v0.2.2 [INFO] [stderr] Compiling arrayvec v0.4.7 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling crossbeam-epoch v0.4.0 [INFO] [stderr] Compiling iovec v0.1.2 [INFO] [stderr] Compiling rand v0.4.2 [INFO] [stderr] Compiling net2 v0.2.32 [INFO] [stderr] Compiling num_cpus v1.8.0 [INFO] [stderr] Compiling bytes v0.4.6 [INFO] [stderr] Compiling crossbeam-deque v0.3.0 [INFO] [stderr] Compiling mio v0.6.14 [INFO] [stderr] Compiling tokio-io v0.1.6 [INFO] [stderr] Compiling rand v0.3.22 [INFO] [stderr] Compiling tokio-threadpool v0.1.0 [INFO] [stderr] Compiling tokio-reactor v0.1.0 [INFO] [stderr] Compiling tokio v0.1.3 [INFO] [stderr] Compiling base-task v1.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/task.rs:8:17 [INFO] [stdout] | [INFO] [stdout] 8 | action: Box, [INFO] [stdout] | ^^^^^^^^ [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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 8 - action: Box, [INFO] [stdout] 8 + action: Box, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/task_error.rs:33:32 [INFO] [stdout] | [INFO] [stdout] 33 | write!(f, "{:?}", self.description()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `code` [INFO] [stdout] --> src/task_error.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | code: TaskErrorCode, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `TaskError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/task_error.rs:10:10 [INFO] [stdout] | [INFO] [stdout] 10 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 17.79s [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/base_task-26f1ccdfa33c0544) [INFO] running `Command { std: "docker" "inspect" "4443ce0980f4116217fd7ae03cbe21139a28ca394e6f7f88f0157de558700323", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4443ce0980f4116217fd7ae03cbe21139a28ca394e6f7f88f0157de558700323", kill_on_drop: false }` [INFO] [stdout] 4443ce0980f4116217fd7ae03cbe21139a28ca394e6f7f88f0157de558700323 [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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+61469b682c2b0bf9cebc4622f1859e2bb3b7ebca" "test" "--frozen", 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] 4d0d557d23e4e9a841fc5fb3915f4ba759e415a92bb7b11c0169fc8802f45c18 [INFO] running `Command { std: "docker" "start" "-a" "4d0d557d23e4e9a841fc5fb3915f4ba759e415a92bb7b11c0169fc8802f45c18", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/task.rs:8:17 [INFO] [stderr] | [INFO] [stderr] 8 | action: Box, [INFO] [stderr] | ^^^^^^^^ [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 [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 8 - action: Box, [INFO] [stderr] 8 + action: Box, [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/task_error.rs:33:32 [INFO] [stderr] | [INFO] [stderr] 33 | write!(f, "{:?}", self.description()) [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `code` [INFO] [stderr] --> src/task_error.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | code: TaskErrorCode, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] note: `TaskError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/task_error.rs:10:10 [INFO] [stderr] | [INFO] [stderr] 10 | #[derive(Debug)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: `base-task` (lib) generated 3 warnings [INFO] [stderr] warning: `base-task` (lib test) generated 3 warnings (3 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/base_task-26f1ccdfa33c0544) [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test task::tests::test_resolve_local_task_with_error ... ok [INFO] [stdout] test task::tests::test_resolve_local_task ... ok [INFO] [stdout] test task::tests::test_resolve_task_across_threads ... ok [INFO] [stdout] test task::tests::test_resolve_local_task_with_panic ... ok [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/base_task-26f1ccdfa33c0544` (signal: 11, SIGSEGV: invalid memory reference) [INFO] running `Command { std: "docker" "inspect" "4d0d557d23e4e9a841fc5fb3915f4ba759e415a92bb7b11c0169fc8802f45c18", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4d0d557d23e4e9a841fc5fb3915f4ba759e415a92bb7b11c0169fc8802f45c18", kill_on_drop: false }` [INFO] [stdout] 4d0d557d23e4e9a841fc5fb3915f4ba759e415a92bb7b11c0169fc8802f45c18