[INFO] fetching crate alt_cargo_metadata 0.9.1... [INFO] checking alt_cargo_metadata-0.9.1 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050 [INFO] extracting crate alt_cargo_metadata 0.9.1 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate alt_cargo_metadata 0.9.1 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate alt_cargo_metadata 0.9.1 [INFO] finished tweaking crates.io crate alt_cargo_metadata 0.9.1 [INFO] tweaked toml for crates.io crate alt_cargo_metadata 0.9.1 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "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 alt_semver v0.9.0 [INFO] [stderr] Downloaded alt_serde_json v1.0.61 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e46869d367ba781dee7908af0ddf338cc3f624a27bd72836018bf9208c28194c [INFO] running `Command { std: "docker" "start" "-a" "e46869d367ba781dee7908af0ddf338cc3f624a27bd72836018bf9208c28194c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e46869d367ba781dee7908af0ddf338cc3f624a27bd72836018bf9208c28194c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e46869d367ba781dee7908af0ddf338cc3f624a27bd72836018bf9208c28194c", kill_on_drop: false }` [INFO] [stdout] e46869d367ba781dee7908af0ddf338cc3f624a27bd72836018bf9208c28194c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 140a43f3e1a589e02e5681ccfdb1bfcd082cf21d19ef01b5bbe259027c168784 [INFO] running `Command { std: "docker" "start" "-a" "140a43f3e1a589e02e5681ccfdb1bfcd082cf21d19ef01b5bbe259027c168784", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling alt_serde v1.0.119 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling alt_serde_json v1.0.61 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Compiling alt_serde_derive v1.0.119 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking semver-parser v0.7.0 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking alt_semver v0.9.0 [INFO] [stderr] Compiling structopt-derive v0.2.18 [INFO] [stderr] Checking structopt v0.2.18 [INFO] [stderr] Checking alt_cargo_metadata v0.9.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/errors.rs:96:34 [INFO] [stdout] | [INFO] [stdout] 96 | fn source(&self) -> Option<&(::std::error::Error + 'static)> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ::std::error::Error + 'static` [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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking docopt v1.1.1 [INFO] [stdout] error[E0463]: can't find crate for `cargo_metadata` [INFO] [stdout] --> tests/selftest.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | extern crate cargo_metadata; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0463`. [INFO] [stdout] [INFO] [stderr] error: could not compile `alt_cargo_metadata` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0463]: can't find crate for `cargo_metadata` [INFO] [stdout] --> tests/test_samples.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | extern crate cargo_metadata; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0463`. [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/errors.rs:96:34 [INFO] [stdout] | [INFO] [stdout] 96 | fn source(&self) -> Option<&(::std::error::Error + 'static)> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ::std::error::Error + 'static` [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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "140a43f3e1a589e02e5681ccfdb1bfcd082cf21d19ef01b5bbe259027c168784", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "140a43f3e1a589e02e5681ccfdb1bfcd082cf21d19ef01b5bbe259027c168784", kill_on_drop: false }` [INFO] [stdout] 140a43f3e1a589e02e5681ccfdb1bfcd082cf21d19ef01b5bbe259027c168784