[INFO] fetching crate zss 1.0.1...
[INFO] testing zss-1.0.1 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1
[INFO] extracting crate zss 1.0.1 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate zss 1.0.1
[INFO] finished tweaking crates.io crate zss 1.0.1
[INFO] tweaked toml for crates.io crate zss 1.0.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate zss 1.0.1 on toolchain caccb4d0368bd918ef6668af8e13834d07040417
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate zss 1.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand_hc v0.3.1
[INFO] [stderr]   Downloaded anyhow v1.0.42
[INFO] [stderr]   Downloaded takeable-option v0.5.0
[INFO] [stderr]   Downloaded bytemuck v1.7.0
[INFO] [stderr]   Downloaded x11 v2.18.2
[INFO] [stderr]   Downloaded cc v1.0.69
[INFO] [stderr]   Downloaded object v0.24.0
[INFO] [stderr]   Downloaded getrandom v0.2.3
[INFO] [stderr]   Downloaded gimli v0.24.0
[INFO] [stderr]   Downloaded glium v0.30.1
[INFO] [stderr]   Downloaded addr2line v0.15.2
[INFO] [stderr]   Downloaded rustc-demangle v0.1.20
[INFO] [stderr]   Downloaded backtrace v0.3.59
[INFO] [stderr]   Downloaded rand v0.8.4
[INFO] [stderr]   Downloaded simplelog v0.10.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f68159a4ff215091cf8c93070228a88b757857e974a2f81f71986490bf6fb06f
[INFO] running `Command { std: "docker" "start" "-a" "f68159a4ff215091cf8c93070228a88b757857e974a2f81f71986490bf6fb06f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f68159a4ff215091cf8c93070228a88b757857e974a2f81f71986490bf6fb06f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f68159a4ff215091cf8c93070228a88b757857e974a2f81f71986490bf6fb06f", kill_on_drop: false }`
[INFO] [stdout] f68159a4ff215091cf8c93070228a88b757857e974a2f81f71986490bf6fb06f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 71a90412c9ca76200bda0ce88bc32a730fc048f4d6c2d4cdd27e195b8bcb9bc0
[INFO] running `Command { std: "docker" "start" "-a" "71a90412c9ca76200bda0ce88bc32a730fc048f4d6c2d4cdd27e195b8bcb9bc0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling gimli v0.24.0
[INFO] [stderr]    Compiling x11 v2.18.2
[INFO] [stderr]    Compiling rustc-demangle v0.1.20
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling anyhow v1.0.42
[INFO] [stderr]    Compiling object v0.24.0
[INFO] [stderr]    Compiling bytemuck v1.7.0
[INFO] [stderr]    Compiling takeable-option v0.5.0
[INFO] [stderr]    Compiling backtrace v0.3.59
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling glium v0.30.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling simplelog v0.10.0
[INFO] [stderr]    Compiling addr2line v0.15.2
[INFO] [stderr]    Compiling jpeg-decoder v0.1.22
[INFO] [stderr]    Compiling tiff v0.6.1
[INFO] [stderr]    Compiling image v0.23.14
[INFO] [stderr]    Compiling zss v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `format_args_capture` has been stable since 1.58.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(format_args_capture, try_blocks, drain_filter)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `drain_filter`
[INFO] [stdout]  --> src/main.rs:4:45
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(format_args_capture, try_blocks, drain_filter)]
[INFO] [stdout]   |                                             ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `drain_filter` found for struct `Vec<PathBuf>` in the current scope
[INFO] [stdout]    --> src/images.rs:135:9
[INFO] [stdout]     |
[INFO] [stdout] 135 |         paths.drain_filter(|path| {
[INFO] [stdout]     |         ------^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `par_iter` with a similar name, but with different arguments
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rayon-1.5.1/src/iter/mod.rs:272:5
[INFO] [stdout]     |
[INFO] [stdout] 272 |     fn par_iter(&'data self) -> Self::Iter;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0599, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `zss` (bin "zss") due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "71a90412c9ca76200bda0ce88bc32a730fc048f4d6c2d4cdd27e195b8bcb9bc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71a90412c9ca76200bda0ce88bc32a730fc048f4d6c2d4cdd27e195b8bcb9bc0", kill_on_drop: false }`
[INFO] [stdout] 71a90412c9ca76200bda0ce88bc32a730fc048f4d6c2d4cdd27e195b8bcb9bc0