[INFO] fetching crate changes 0.0.0... [INFO] testing changes-0.0.0 against beta-2021-09-08 for beta-1.56-1 [INFO] extracting crate changes 0.0.0 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate changes 0.0.0 on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate changes 0.0.0 [INFO] finished tweaking crates.io crate changes 0.0.0 [INFO] tweaked toml for crates.io crate changes 0.0.0 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 556e0c149d8d7ac14cee640038295bbe7d34d4b4198aa7143e13ea89bdb2c29e [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" "556e0c149d8d7ac14cee640038295bbe7d34d4b4198aa7143e13ea89bdb2c29e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "556e0c149d8d7ac14cee640038295bbe7d34d4b4198aa7143e13ea89bdb2c29e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "556e0c149d8d7ac14cee640038295bbe7d34d4b4198aa7143e13ea89bdb2c29e", kill_on_drop: false }` [INFO] [stdout] 556e0c149d8d7ac14cee640038295bbe7d34d4b4198aa7143e13ea89bdb2c29e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "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] 0be66e6d05f8f5c3ec0aee66eadfb48daa1170a5e1f7f7b665181f6fe913105f [INFO] running `Command { std: "docker" "start" "-a" "0be66e6d05f8f5c3ec0aee66eadfb48daa1170a5e1f7f7b665181f6fe913105f", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.76 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling object v0.26.2 [INFO] [stderr] Compiling synstructure v0.12.5 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling backtrace v0.3.61 [INFO] [stderr] Compiling failure v0.1.8 [INFO] [stderr] Compiling changes v0.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/error.rs:54:30 [INFO] [stdout] | [INFO] [stdout] 54 | fn cause(&self) -> Option<&Fail> { [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Fail` [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] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 19.14s [INFO] running `Command { std: "docker" "inspect" "0be66e6d05f8f5c3ec0aee66eadfb48daa1170a5e1f7f7b665181f6fe913105f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0be66e6d05f8f5c3ec0aee66eadfb48daa1170a5e1f7f7b665181f6fe913105f", kill_on_drop: false }` [INFO] [stdout] 0be66e6d05f8f5c3ec0aee66eadfb48daa1170a5e1f7f7b665181f6fe913105f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5a348ce1198ef3821221c640488ebb878659ca9c0a5f1befd48a18459174d1d7 [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" "5a348ce1198ef3821221c640488ebb878659ca9c0a5f1befd48a18459174d1d7", kill_on_drop: false }` [INFO] [stderr] Compiling changes v0.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/error.rs:54:30 [INFO] [stdout] | [INFO] [stdout] 54 | fn cause(&self) -> Option<&Fail> { [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Fail` [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] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/error.rs:54:30 [INFO] [stdout] | [INFO] [stdout] 54 | fn cause(&self) -> Option<&Fail> { [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Fail` [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:4:24 [INFO] [stdout] | [INFO] [stdout] 4 | #![cfg_attr(test, deny(warnings))] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` implied by `#[warn(warnings)]` [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] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.68s [INFO] running `Command { std: "docker" "inspect" "5a348ce1198ef3821221c640488ebb878659ca9c0a5f1befd48a18459174d1d7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5a348ce1198ef3821221c640488ebb878659ca9c0a5f1befd48a18459174d1d7", kill_on_drop: false }` [INFO] [stdout] 5a348ce1198ef3821221c640488ebb878659ca9c0a5f1befd48a18459174d1d7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 77cb186fb068db3fbf25d8103011eef5bd6b96d4524ce87cc07d035212d7bdb3 [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" "77cb186fb068db3fbf25d8103011eef5bd6b96d4524ce87cc07d035212d7bdb3", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] running 0 tests [INFO] [stderr] --> src/error.rs:54:30 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] 54 | fn cause(&self) -> Option<&Fail> { [INFO] [stdout] [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Fail` [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] running 0 tests [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] = note: for more information, see [INFO] [stdout] [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/error.rs:54:30 [INFO] [stderr] | [INFO] [stderr] 54 | fn cause(&self) -> Option<&Fail> { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Fail` [INFO] [stderr] | [INFO] [stderr] note: the lint level is defined here [INFO] [stderr] --> src/lib.rs:4:24 [INFO] [stderr] | [INFO] [stderr] 4 | #![cfg_attr(test, deny(warnings))] [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` implied by `#[warn(warnings)]` [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] [INFO] [stderr] warning: `changes` (lib) generated 1 warning [INFO] [stderr] warning: `changes` (lib test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/changes-db03d7b92acb11be) [INFO] [stderr] Running tests/test.rs (/opt/rustwide/target/debug/deps/test-c30912d644a9d626) [INFO] [stderr] Doc-tests changes [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" "77cb186fb068db3fbf25d8103011eef5bd6b96d4524ce87cc07d035212d7bdb3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "77cb186fb068db3fbf25d8103011eef5bd6b96d4524ce87cc07d035212d7bdb3", kill_on_drop: false }` [INFO] [stdout] 77cb186fb068db3fbf25d8103011eef5bd6b96d4524ce87cc07d035212d7bdb3