[INFO] fetching crate euc 0.5.2...
[INFO] checking euc-0.5.2 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] extracting crate euc 0.5.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate euc 0.5.2 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate euc 0.5.2
[INFO] finished tweaking crates.io crate euc 0.5.2
[INFO] tweaked toml for crates.io crate euc 0.5.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate euc 0.5.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] da26da61b25af6bfc17f4f511da9eaba010f2e84aad3707a00a072415adda4da
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "da26da61b25af6bfc17f4f511da9eaba010f2e84aad3707a00a072415adda4da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da26da61b25af6bfc17f4f511da9eaba010f2e84aad3707a00a072415adda4da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da26da61b25af6bfc17f4f511da9eaba010f2e84aad3707a00a072415adda4da", kill_on_drop: false }`
[INFO] [stdout] da26da61b25af6bfc17f4f511da9eaba010f2e84aad3707a00a072415adda4da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 92d05622716b3a1c2a3faa180895486ae5fa4fe95a5e6d611e6a6332e2e588b8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "92d05622716b3a1c2a3faa180895486ae5fa4fe95a5e6d611e6a6332e2e588b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking smallvec v1.5.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]     Checking weezl v0.1.3
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking oorandom v11.1.0
[INFO] [stderr]     Checking bytemuck v1.4.1
[INFO] [stderr]     Checking tobj v2.0.2
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking gif v0.11.1
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling wayland-sys v0.27.0
[INFO] [stderr]    Compiling xkbcommon-sys v0.7.4
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]     Checking regex v1.3.6
[INFO] [stderr]     Checking crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling vek v0.12.1
[INFO] [stderr]    Compiling wayland-scanner v0.27.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking png v0.16.7
[INFO] [stderr]    Compiling minifb v0.19.1
[INFO] [stderr]     Checking criterion-plot v0.4.1
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking plotters v0.2.12
[INFO] [stdout] error[E0425]: cannot find function `force` in `proc_macro2::fallback`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/wayland-scanner-0.27.0/src/c_code_gen.rs:13:28
[INFO] [stdout]    |
[INFO] [stdout] 13 |     proc_macro2::fallback::force();
[INFO] [stdout]    |                            ^^^^^ not found in `proc_macro2::fallback`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `force` in `proc_macro2::fallback`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/wayland-scanner-0.27.0/src/c_code_gen.rs:85:28
[INFO] [stdout]    |
[INFO] [stdout] 85 |     proc_macro2::fallback::force();
[INFO] [stdout]    |                            ^^^^^ not found in `proc_macro2::fallback`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: module `fallback` is private
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/wayland-scanner-0.27.0/src/c_code_gen.rs:13:18
[INFO] [stdout]     |
[INFO] [stdout] 13  |     proc_macro2::fallback::force();
[INFO] [stdout]     |                  ^^^^^^^^ private module
[INFO] [stdout]     |
[INFO] [stdout] note: the module `fallback` is defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-1.0.10/src/lib.rs:101:1
[INFO] [stdout]     |
[INFO] [stdout] 101 | mod fallback;
[INFO] [stdout]     | ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: module `fallback` is private
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/wayland-scanner-0.27.0/src/c_code_gen.rs:85:18
[INFO] [stdout]     |
[INFO] [stdout] 85  |     proc_macro2::fallback::force();
[INFO] [stdout]     |                  ^^^^^^^^ private module
[INFO] [stdout]     |
[INFO] [stdout] note: the module `fallback` is defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-1.0.10/src/lib.rs:101:1
[INFO] [stdout]     |
[INFO] [stdout] 101 | mod fallback;
[INFO] [stdout]     | ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking xkb v0.2.1
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0603.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `wayland-scanner`
[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] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "92d05622716b3a1c2a3faa180895486ae5fa4fe95a5e6d611e6a6332e2e588b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92d05622716b3a1c2a3faa180895486ae5fa4fe95a5e6d611e6a6332e2e588b8", kill_on_drop: false }`
[INFO] [stdout] 92d05622716b3a1c2a3faa180895486ae5fa4fe95a5e6d611e6a6332e2e588b8