[INFO] fetching crate minipre 0.2.0...
[INFO] checking minipre-0.2.0 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate minipre 0.2.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate minipre 0.2.0 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 minipre 0.2.0
[INFO] finished tweaking crates.io crate minipre 0.2.0
[INFO] tweaked toml for crates.io crate minipre 0.2.0 written to /workspace/builds/worker-9/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 60523a773cc6980e64250ed22f51f6d780e651760f53b1ec88a3faeb40f9a543
[INFO] running `Command { std: "docker" "start" "-a" "60523a773cc6980e64250ed22f51f6d780e651760f53b1ec88a3faeb40f9a543", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "60523a773cc6980e64250ed22f51f6d780e651760f53b1ec88a3faeb40f9a543", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60523a773cc6980e64250ed22f51f6d780e651760f53b1ec88a3faeb40f9a543", kill_on_drop: false }`
[INFO] [stdout] 60523a773cc6980e64250ed22f51f6d780e651760f53b1ec88a3faeb40f9a543
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] ba3c36e38a7158078d6ab177b5df8b7f02998be6b2be9e6f1e052b2838b1db66
[INFO] running `Command { std: "docker" "start" "-a" "ba3c36e38a7158078d6ab177b5df8b7f02998be6b2be9e6f1e052b2838b1db66", kill_on_drop: false }`
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking minipre v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:39:32
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn cause(&self) -> Option<&std::error::Error> {
[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 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:39:32
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn cause(&self) -> Option<&std::error::Error> {
[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 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/lib.rs:35:36
[INFO] [stdout]    |
[INFO] [stdout] 35 |             &Error::Io(ref e) => e.description(),
[INFO] [stdout]    |                                    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_left`: superseded by `trim_start`
[INFO] [stdout]   --> src/lib.rs:84:22
[INFO] [stdout]    |
[INFO] [stdout] 84 |         *expr = expr.trim_left();
[INFO] [stdout]    |                      ^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/lib.rs:35:36
[INFO] [stdout]    |
[INFO] [stdout] 35 |             &Error::Io(ref e) => e.description(),
[INFO] [stdout]    |                                    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_left`: superseded by `trim_start`
[INFO] [stdout]   --> src/lib.rs:84:22
[INFO] [stdout]    |
[INFO] [stdout] 84 |         *expr = expr.trim_left();
[INFO] [stdout]    |                      ^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start`
[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 4.77s
[INFO] running `Command { std: "docker" "inspect" "ba3c36e38a7158078d6ab177b5df8b7f02998be6b2be9e6f1e052b2838b1db66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba3c36e38a7158078d6ab177b5df8b7f02998be6b2be9e6f1e052b2838b1db66", kill_on_drop: false }`
[INFO] [stdout] ba3c36e38a7158078d6ab177b5df8b7f02998be6b2be9e6f1e052b2838b1db66