[INFO] fetching crate erst-prepare 0.2.6... [INFO] checking erst-prepare-0.2.6 against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056 [INFO] extracting crate erst-prepare 0.2.6 into /workspace/builds/worker-41/source [INFO] validating manifest of crates.io crate erst-prepare 0.2.6 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 crates.io crate erst-prepare 0.2.6 [INFO] finished tweaking crates.io crate erst-prepare 0.2.6 [INFO] tweaked toml for crates.io crate erst-prepare 0.2.6 written to /workspace/builds/worker-41/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "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" "+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-41/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/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] dce2133bb3a054b1f103e4f1e6a3a36aab059315c9fd2e29904f8b9a7592346e [INFO] running `Command { std: "docker" "start" "-a" "dce2133bb3a054b1f103e4f1e6a3a36aab059315c9fd2e29904f8b9a7592346e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dce2133bb3a054b1f103e4f1e6a3a36aab059315c9fd2e29904f8b9a7592346e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dce2133bb3a054b1f103e4f1e6a3a36aab059315c9fd2e29904f8b9a7592346e", kill_on_drop: false }` [INFO] [stdout] dce2133bb3a054b1f103e4f1e6a3a36aab059315c9fd2e29904f8b9a7592346e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/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] 7d8ba22723cf6e8ce4a8c3002cb3e8982cf89422709ff280d101a02186642cd1 [INFO] running `Command { std: "docker" "start" "-a" "7d8ba22723cf6e8ce4a8c3002cb3e8982cf89422709ff280d101a02186642cd1", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling syn v1.0.76 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling ucd-trie v0.1.3 [INFO] [stderr] Compiling maplit v1.0.2 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Checking xdg v2.2.0 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Compiling pest v2.1.3 [INFO] [stderr] Checking bstr v0.1.4 [INFO] [stderr] Checking quote v0.6.13 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling pest_meta v2.1.3 [INFO] [stderr] Compiling pest_generator v2.1.3 [INFO] [stderr] Checking toml v0.5.8 [INFO] [stderr] Compiling pest_derive v2.1.0 [INFO] [stderr] Compiling derive_more v0.15.0 [INFO] [stderr] Checking erst-shared v0.2.6 [INFO] [stderr] Checking erst-prepare v0.2.6 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:1:29 [INFO] [stdout] | [INFO] [stdout] 1 | fn main() -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [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: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:1:29 [INFO] [stdout] | [INFO] [stdout] 1 | fn main() -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 15.61s [INFO] running `Command { std: "docker" "inspect" "7d8ba22723cf6e8ce4a8c3002cb3e8982cf89422709ff280d101a02186642cd1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7d8ba22723cf6e8ce4a8c3002cb3e8982cf89422709ff280d101a02186642cd1", kill_on_drop: false }` [INFO] [stdout] 7d8ba22723cf6e8ce4a8c3002cb3e8982cf89422709ff280d101a02186642cd1