[INFO] cloning repository https://github.com/sharpjs/rust-learning [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sharpjs/rust-learning" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsharpjs%2Frust-learning", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsharpjs%2Frust-learning'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 60f29b9d07433922753d467f5ee8fd43c484c33c [INFO] checking sharpjs/rust-learning against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsharpjs%2Frust-learning" "/workspace/builds/worker-53/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-53/source'... 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[INFO] validating manifest of git repo https://github.com/sharpjs/rust-learning on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/sharpjs/rust-learning [INFO] finished tweaking git repo https://github.com/sharpjs/rust-learning [INFO] tweaked toml for git repo https://github.com/sharpjs/rust-learning written to /workspace/builds/worker-53/source/Cargo.toml [INFO] crate git repo https://github.com/sharpjs/rust-learning already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 954a4a0254615af417396106e5ee7c0f348b0a76fa1eae4c8d585b890af1f835 [INFO] running `Command { std: "docker" "start" "-a" "954a4a0254615af417396106e5ee7c0f348b0a76fa1eae4c8d585b890af1f835", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "954a4a0254615af417396106e5ee7c0f348b0a76fa1eae4c8d585b890af1f835", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "954a4a0254615af417396106e5ee7c0f348b0a76fa1eae4c8d585b890af1f835", kill_on_drop: false }` [INFO] [stdout] 954a4a0254615af417396106e5ee7c0f348b0a76fa1eae4c8d585b890af1f835 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2899d95e33daf7b5e77a86c5035d718a64f25360d25b3df7ffbb66df0ffc667f [INFO] running `Command { std: "docker" "start" "-a" "2899d95e33daf7b5e77a86c5035d718a64f25360d25b3df7ffbb66df0ffc667f", kill_on_drop: false }` [INFO] [stderr] Checking num-traits v0.1.41 [INFO] [stderr] Checking libc v0.2.34 [INFO] [stderr] Checking rustc-serialize v0.3.24 [INFO] [stderr] Checking byteorder v0.5.3 [INFO] [stderr] Checking rand v0.3.18 [INFO] [stderr] Checking num-integer v0.1.35 [INFO] [stderr] Checking num-iter v0.1.34 [INFO] [stderr] Checking num-bigint v0.1.41 [INFO] [stderr] Checking num-complex v0.1.41 [INFO] [stderr] Checking num-rational v0.1.40 [INFO] [stderr] Checking num v0.1.41 [INFO] [stderr] Checking rust-learning v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/aex/io/decode_read.rs:405:24 [INFO] [stdout] | [INFO] [stdout] 405 | fn reader() -> Box { [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn DecodeRead` [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 30.41s [INFO] running `Command { std: "docker" "inspect" "2899d95e33daf7b5e77a86c5035d718a64f25360d25b3df7ffbb66df0ffc667f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2899d95e33daf7b5e77a86c5035d718a64f25360d25b3df7ffbb66df0ffc667f", kill_on_drop: false }` [INFO] [stdout] 2899d95e33daf7b5e77a86c5035d718a64f25360d25b3df7ffbb66df0ffc667f