[INFO] fetching crate syzygy 0.0.2... [INFO] testing syzygy-0.0.2 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799 [INFO] extracting crate syzygy 0.0.2 into /workspace/builds/worker-24/source [INFO] validating manifest of crates.io crate syzygy 0.0.2 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate syzygy 0.0.2 [INFO] finished tweaking crates.io crate syzygy 0.0.2 [INFO] tweaked toml for crates.io crate syzygy 0.0.2 written to /workspace/builds/worker-24/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 87f13b4577fff2954bb4f0141ae9933e47c98913cf67c8681ddeb59a3781de2f [INFO] running `Command { std: "docker" "start" "-a" "87f13b4577fff2954bb4f0141ae9933e47c98913cf67c8681ddeb59a3781de2f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "87f13b4577fff2954bb4f0141ae9933e47c98913cf67c8681ddeb59a3781de2f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "87f13b4577fff2954bb4f0141ae9933e47c98913cf67c8681ddeb59a3781de2f", kill_on_drop: false }` [INFO] [stdout] 87f13b4577fff2954bb4f0141ae9933e47c98913cf67c8681ddeb59a3781de2f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6e0c2e98f0619facb3b13b1170c2abd67a6c74824197420b9800bfbc4cc588d1 [INFO] running `Command { std: "docker" "start" "-a" "6e0c2e98f0619facb3b13b1170c2abd67a6c74824197420b9800bfbc4cc588d1", kill_on_drop: false }` [INFO] [stderr] Compiling getrandom v0.2.3 [INFO] [stderr] Compiling chrono v0.4.19 [INFO] [stderr] Compiling uuid v0.8.2 [INFO] [stderr] Compiling syzygy v0.0.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::io::Stdin` [INFO] [stdout] --> src/model.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::Stdin; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/model.rs:43:19 [INFO] [stdout] | [INFO] [stdout] 43 | pub date: Box, [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Recur` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `id` [INFO] [stdout] --> src/model.rs:51:5 [INFO] [stdout] | [INFO] [stdout] 51 | id: Uuid, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.85s [INFO] running `Command { std: "docker" "inspect" "6e0c2e98f0619facb3b13b1170c2abd67a6c74824197420b9800bfbc4cc588d1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6e0c2e98f0619facb3b13b1170c2abd67a6c74824197420b9800bfbc4cc588d1", kill_on_drop: false }` [INFO] [stdout] 6e0c2e98f0619facb3b13b1170c2abd67a6c74824197420b9800bfbc4cc588d1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8061a4df87551602a71ca7898ff68616cf4392cc824d85da09e568c6c48811d4 [INFO] running `Command { std: "docker" "start" "-a" "8061a4df87551602a71ca7898ff68616cf4392cc824d85da09e568c6c48811d4", kill_on_drop: false }` [INFO] [stderr] Compiling syzygy v0.0.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::io::Stdin` [INFO] [stdout] --> src/model.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::Stdin; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/model.rs:43:19 [INFO] [stdout] | [INFO] [stdout] 43 | pub date: Box, [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Recur` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `id` [INFO] [stdout] --> src/model.rs:51:5 [INFO] [stdout] | [INFO] [stdout] 51 | id: Uuid, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::Stdin` [INFO] [stdout] --> src/model.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::Stdin; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/model.rs:43:19 [INFO] [stdout] | [INFO] [stdout] 43 | pub date: Box, [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Recur` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `id` [INFO] [stdout] --> src/model.rs:51:5 [INFO] [stdout] | [INFO] [stdout] 51 | id: Uuid, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.06s [INFO] running `Command { std: "docker" "inspect" "8061a4df87551602a71ca7898ff68616cf4392cc824d85da09e568c6c48811d4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8061a4df87551602a71ca7898ff68616cf4392cc824d85da09e568c6c48811d4", kill_on_drop: false }` [INFO] [stdout] 8061a4df87551602a71ca7898ff68616cf4392cc824d85da09e568c6c48811d4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] b8c7cfe7b464549e997a881f113a949f439e18145ca3f4bf5d4659e9ef8aa19b [INFO] running `Command { std: "docker" "start" "-a" "b8c7cfe7b464549e997a881f113a949f439e18145ca3f4bf5d4659e9ef8aa19b", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused import: `std::io::Stdin` [INFO] [stderr] --> src/model.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::io::Stdin; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/model.rs:43:19 [INFO] [stderr] | [INFO] [stderr] 43 | pub date: Box, [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Recur` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: field is never read: `id` [INFO] [stderr] --> src/model.rs:51:5 [INFO] [stderr] | [INFO] [stderr] 51 | id: Uuid, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `syzygy` (lib) generated 3 warnings [INFO] [stderr] warning: `syzygy` (lib test) generated 3 warnings (3 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.49s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/syzygy-29d44c5611c49631) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test tests::test_defer ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests syzygy [INFO] [stdout] [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" "b8c7cfe7b464549e997a881f113a949f439e18145ca3f4bf5d4659e9ef8aa19b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b8c7cfe7b464549e997a881f113a949f439e18145ca3f4bf5d4659e9ef8aa19b", kill_on_drop: false }` [INFO] [stdout] b8c7cfe7b464549e997a881f113a949f439e18145ca3f4bf5d4659e9ef8aa19b