[INFO] fetching crate hera 0.1.0... [INFO] checking hera-0.1.0 against try#3d9fdbff4f377de96b3a51174e7a64086bee9a5c for pr-81477 [INFO] extracting crate hera 0.1.0 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate hera 0.1.0 on toolchain 3d9fdbff4f377de96b3a51174e7a64086bee9a5c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate hera 0.1.0 [INFO] finished tweaking crates.io crate hera 0.1.0 [INFO] tweaked toml for crates.io crate hera 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded encoding_rs_io v0.1.7 [INFO] [stderr] Downloaded globset v0.4.8 [INFO] [stderr] Downloaded handlebars v1.1.0 [INFO] [stderr] Downloaded float-cmp v0.4.0 [INFO] [stderr] Downloaded normalize-line-endings v0.2.2 [INFO] [stderr] Downloaded ignore v0.4.18 [INFO] [stderr] Downloaded tokei v8.0.1 [INFO] [stderr] Downloaded predicates-core v0.9.0 [INFO] [stderr] Downloaded predicates-tree v0.9.0 [INFO] [stderr] Downloaded assert_cmd v0.9.1 [INFO] [stderr] Downloaded predicates v0.9.1 [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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1bab452526878f3f02a07c4a12952cf2c229fdcd2e9568e3b5334bc4eb141ada [INFO] running `Command { std: "docker" "start" "-a" "1bab452526878f3f02a07c4a12952cf2c229fdcd2e9568e3b5334bc4eb141ada", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1bab452526878f3f02a07c4a12952cf2c229fdcd2e9568e3b5334bc4eb141ada", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1bab452526878f3f02a07c4a12952cf2c229fdcd2e9568e3b5334bc4eb141ada", kill_on_drop: false }` [INFO] [stdout] 1bab452526878f3f02a07c4a12952cf2c229fdcd2e9568e3b5334bc4eb141ada [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=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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 51f963e6e2c9a041b110ad4f99c770e897c6d6678e68db1f9a858cc16eeb8f2a [INFO] running `Command { std: "docker" "start" "-a" "51f963e6e2c9a041b110ad4f99c770e897c6d6678e68db1f9a858cc16eeb8f2a", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling cc v1.0.68 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling once_cell v1.8.0 [INFO] [stderr] Checking tinyvec_macros v0.1.0 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Checking predicates-core v0.9.0 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking normalize-line-endings v0.2.2 [INFO] [stderr] Checking thread_local v1.1.3 [INFO] [stderr] Compiling pest_meta v2.1.3 [INFO] [stderr] Checking encoding_rs v0.8.28 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking term_size v0.3.2 [INFO] [stderr] Checking unicode-bidi v0.3.5 [INFO] [stderr] Checking walkdir v2.3.2 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking tinyvec v1.2.0 [INFO] [stderr] Checking predicates-tree v0.9.0 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Checking unicode-normalization v0.1.19 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Compiling bstr v0.2.16 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking crossbeam-channel v0.5.1 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Checking crossbeam-deque v0.8.0 [INFO] [stderr] Checking tempfile v3.2.0 [INFO] [stderr] Compiling libz-sys v1.1.3 [INFO] [stderr] Compiling openssl-sys v0.9.65 [INFO] [stderr] Compiling libssh2-sys v0.2.21 [INFO] [stderr] Compiling curl-sys v0.4.44+curl-7.77.0 [INFO] [stderr] Compiling libgit2-sys v0.7.11 [INFO] [stderr] Checking float-cmp v0.4.0 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking encoding_rs_io v0.1.7 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Compiling pest_generator v2.1.3 [INFO] [stderr] Compiling globset v0.4.8 [INFO] [stderr] Checking env_logger v0.5.13 [INFO] [stderr] Checking predicates v0.9.1 [INFO] [stderr] Checking ignore v0.4.18 [INFO] [stderr] Compiling pest_derive v2.1.0 [INFO] [stderr] Checking escargot v0.3.1 [INFO] [stderr] Checking assert_cmd v0.9.1 [INFO] [stderr] Compiling handlebars v1.1.0 [INFO] [stderr] Compiling tokei v8.0.1 [INFO] [stderr] Checking git2 v0.7.5 [INFO] [stderr] Checking hera v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/changes.rs:47:29 [INFO] [stdout] | [INFO] [stdout] 47 | -> Result> [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [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/main.rs:21:29 [INFO] [stdout] | [INFO] [stdout] 21 | fn main() -> Result<(), Box> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [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/main.rs:80:25 [INFO] [stdout] | [INFO] [stdout] 80 | -> Result> [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [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/changes.rs:47:29 [INFO] [stdout] | [INFO] [stdout] 47 | -> Result> [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [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/main.rs:21:29 [INFO] [stdout] | [INFO] [stdout] 21 | fn main() -> Result<(), Box> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [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/main.rs:80:25 [INFO] [stdout] | [INFO] [stdout] 80 | -> Result> [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [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: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 17s [INFO] running `Command { std: "docker" "inspect" "51f963e6e2c9a041b110ad4f99c770e897c6d6678e68db1f9a858cc16eeb8f2a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "51f963e6e2c9a041b110ad4f99c770e897c6d6678e68db1f9a858cc16eeb8f2a", kill_on_drop: false }` [INFO] [stdout] 51f963e6e2c9a041b110ad4f99c770e897c6d6678e68db1f9a858cc16eeb8f2a