[INFO] cloning repository https://github.com/guangie88/unwalk [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/guangie88/unwalk" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguangie88%2Funwalk", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguangie88%2Funwalk'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9be570627bcd5c50e4d3eb7632c6e6027895bb31 [INFO] checking guangie88/unwalk against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguangie88%2Funwalk" "/workspace/builds/worker-77/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-77/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/guangie88/unwalk on toolchain 39e1293fce4b650061e85dda88aa428f726a8444 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/guangie88/unwalk [INFO] finished tweaking git repo https://github.com/guangie88/unwalk [INFO] tweaked toml for git repo https://github.com/guangie88/unwalk written to /workspace/builds/worker-77/source/Cargo.toml [INFO] crate git repo https://github.com/guangie88/unwalk already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded structopt v0.2.6 [INFO] [stderr] Downloaded structopt-derive v0.2.6 [INFO] [stderr] Downloaded same-file v1.0.2 [INFO] [stderr] Downloaded walkdir v2.1.4 [INFO] [stderr] Downloaded filebuffer v0.3.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d261cd2078ac4eccc8879be584acdd62a93ee600739f098a4abcd040f83229dd [INFO] running `Command { std: "docker" "start" "-a" "d261cd2078ac4eccc8879be584acdd62a93ee600739f098a4abcd040f83229dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d261cd2078ac4eccc8879be584acdd62a93ee600739f098a4abcd040f83229dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d261cd2078ac4eccc8879be584acdd62a93ee600739f098a4abcd040f83229dd", kill_on_drop: false }` [INFO] [stdout] d261cd2078ac4eccc8879be584acdd62a93ee600739f098a4abcd040f83229dd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 84d0f6a6d28d4c33998d12238c7f32a51dbbd00131e6604f7a5f2652182811f7 [INFO] running `Command { std: "docker" "start" "-a" "84d0f6a6d28d4c33998d12238c7f32a51dbbd00131e6604f7a5f2652182811f7", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking libc v0.2.40 [INFO] [stderr] Compiling cc v1.0.9 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Checking rustc-demangle v0.1.7 [INFO] [stderr] Checking cfg-if v0.1.2 [INFO] [stderr] Checking unicode-width v0.1.4 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking bitflags v1.0.1 [INFO] [stderr] Checking file v1.1.1 [INFO] [stderr] Checking vec_map v0.8.0 [INFO] [stderr] Checking strsim v0.7.0 [INFO] [stderr] Checking same-file v1.0.2 [INFO] [stderr] Checking serde v1.0.37 [INFO] [stderr] Checking remove_dir_all v0.5.0 [INFO] [stderr] Compiling synstructure v0.6.1 [INFO] [stderr] Checking walkdir v2.1.4 [INFO] [stderr] Compiling proc-macro2 v0.3.5 [INFO] [stderr] Compiling proc-macro2 v0.2.3 [INFO] [stderr] Checking textwrap v0.9.0 [INFO] [stderr] Checking filebuffer v0.3.0 [INFO] [stderr] Checking atty v0.2.8 [INFO] [stderr] Checking rand v0.4.2 [INFO] [stderr] Checking tempfile v3.0.0 [INFO] [stderr] Compiling failure_derive v0.1.1 [INFO] [stderr] Checking toml v0.4.5 [INFO] [stderr] Compiling backtrace-sys v0.1.16 [INFO] [stderr] Compiling miniz-sys v0.1.10 [INFO] [stderr] Compiling quote v0.4.2 [INFO] [stderr] Compiling quote v0.5.1 [INFO] [stderr] Compiling syn v0.13.1 [INFO] [stderr] Checking clap v2.31.2 [INFO] [stderr] Compiling syn v0.12.15 [INFO] [stderr] Checking flate2 v1.0.1 [INFO] [stderr] Compiling serde_derive_internals v0.23.0 [INFO] [stderr] Compiling serde_derive v1.0.37 [INFO] [stderr] Compiling structopt-derive v0.2.6 [INFO] [stderr] Checking structopt v0.2.6 [INFO] [stderr] Checking backtrace v0.3.5 [INFO] [stderr] Checking failure v0.1.1 [INFO] [stderr] Checking unwalk-base v0.2.0-beta1 (/opt/rustwide/workdir/base) [INFO] [stdout] error: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> base/src/error.rs:46:16 [INFO] [stdout] | [INFO] [stdout] 46 | error: Box, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error + Sync + Send` [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> base/src/lib.rs:2:54 [INFO] [stdout] | [INFO] [stdout] 2 | #![deny(missing_debug_implementations, missing_docs, warnings)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[deny(bare_trait_objects)]` implied by `#[deny(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] error: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> base/src/error.rs:46:16 [INFO] [stdout] | [INFO] [stdout] 46 | error: Box, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error + Sync + Send` [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> base/src/lib.rs:2:54 [INFO] [stdout] | [INFO] [stdout] 2 | #![deny(missing_debug_implementations, missing_docs, warnings)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[deny(bare_trait_objects)]` implied by `#[deny(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] error: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> base/src/error.rs:57:21 [INFO] [stdout] | [INFO] [stdout] 57 | E: Into>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error + Sync + Send` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> base/src/error.rs:57:21 [INFO] [stdout] | [INFO] [stdout] 57 | E: Into>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error + Sync + Send` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `unwalk-base` due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "84d0f6a6d28d4c33998d12238c7f32a51dbbd00131e6604f7a5f2652182811f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "84d0f6a6d28d4c33998d12238c7f32a51dbbd00131e6604f7a5f2652182811f7", kill_on_drop: false }` [INFO] [stdout] 84d0f6a6d28d4c33998d12238c7f32a51dbbd00131e6604f7a5f2652182811f7