[INFO] updating cached repository https://github.com/FauxFaux/pack2tri [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 8ee91a83ed70e9644394e2023a6b9022982b01a6 [INFO] checking FauxFaux/pack2tri against beta-2019-10-27 for pr-65897 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFauxFaux%2Fpack2tri" "/workspace/builds/worker-4/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/FauxFaux/pack2tri on toolchain beta-2019-10-27 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/FauxFaux/pack2tri [INFO] finished tweaking git repo https://github.com/FauxFaux/pack2tri [INFO] tweaked toml for git repo https://github.com/FauxFaux/pack2tri written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/FauxFaux/pack2tri already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=allow" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-10-27" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 5114a5e8416986fa16ce490c86a262a035d58fe807560bd3186b4a951e38b97f [INFO] running `"docker" "start" "-a" "5114a5e8416986fa16ce490c86a262a035d58fe807560bd3186b4a951e38b97f"` [INFO] [stderr] Checking bit-vec v0.4.3 [INFO] [stderr] Checking argparse v0.2.1 [INFO] [stderr] Checking num-integer v0.1.33 [INFO] [stderr] Checking rand v0.3.15 [INFO] [stderr] Checking num-complex v0.1.36 [INFO] [stderr] Checking num-iter v0.1.33 [INFO] [stderr] Checking bit-set v0.4.0 [INFO] [stderr] Checking num-bigint v0.1.37 [INFO] [stderr] Checking num-rational v0.1.36 [INFO] [stderr] Checking num v0.1.37 [INFO] [stderr] Checking compress v0.1.2 [INFO] [stderr] Checking pack2tri v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error[E0412]: cannot find type `CharsError` in module `io` [INFO] [stderr] --> src/bin/tri/mod.rs:8:40 [INFO] [stderr] | [INFO] [stderr] 8 | pub type CharResult = Result; [INFO] [stderr] | ^^^^^^^^^^ not found in `io` [INFO] [stderr] [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stderr] --> src/bin/search.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(io)] [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: aborting due to 2 previous errors [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0412, E0554. [INFO] [stderr] For more information about an error, try `rustc --explain E0412`. [INFO] [stderr] error: could not compile `pack2tri`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error[E0433]: failed to resolve: could not find `CharsError` in `io` [INFO] [stderr] --> src/bin/indexer.rs:208:56 [INFO] [stderr] | [INFO] [stderr] 208 | let errors = decoder.map(|x| x.map_err(|_| io::CharsError::NotUtf8)); [INFO] [stderr] | ^^^^^^^^^^ could not find `CharsError` in `io` [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `CharsError` in module `io` [INFO] [stderr] --> src/bin/tri/mod.rs:8:40 [INFO] [stderr] | [INFO] [stderr] 8 | pub type CharResult = Result; [INFO] [stderr] | ^^^^^^^^^^ not found in `io` [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find function `decode_utf8` in module `std::char` [INFO] [stderr] --> src/bin/indexer.rs:207:34 [INFO] [stderr] | [INFO] [stderr] 207 | let decoder = std::char::decode_utf8(exploding); [INFO] [stderr] | ^^^^^^^^^^^ help: a function with a similar name exists: `decode_utf16` [INFO] [stderr] [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stderr] --> src/bin/indexer.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(decode_utf8)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stderr] --> src/bin/indexer.rs:2:1 [INFO] [stderr] | [INFO] [stderr] 2 | #![feature(io)] [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `CharsError` in module `io` [INFO] [stderr] --> src/bin/tri/mod.rs:8:40 [INFO] [stderr] | [INFO] [stderr] 8 | pub type CharResult = Result; [INFO] [stderr] | ^^^^^^^^^^ not found in `io` [INFO] [stderr] [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stderr] --> src/bin/search.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(io)] [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0599]: no method named `chars` found for type `std::fs::File` in the current scope [INFO] [stderr] --> src/bin/indexer.rs:240:45 [INFO] [stderr] | [INFO] [stderr] 240 | let trigrams = tri::trigrams_for(fh.chars()).expect("trigramming must work"); [INFO] [stderr] | ^^^^^ method not found in `std::fs::File` [INFO] [stderr] [INFO] [stderr] error: aborting due to 6 previous errors [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0412, E0425, E0433, E0554, E0599. [INFO] [stderr] For more information about an error, try `rustc --explain E0412`. [INFO] [stderr] error: could not compile `pack2tri`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: aborting due to 2 previous errors [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0412, E0554. [INFO] [stderr] For more information about an error, try `rustc --explain E0412`. [INFO] [stderr] error: could not compile `pack2tri`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error[E0433]: failed to resolve: could not find `CharsError` in `io` [INFO] [stderr] --> src/bin/indexer.rs:208:56 [INFO] [stderr] | [INFO] [stderr] 208 | let errors = decoder.map(|x| x.map_err(|_| io::CharsError::NotUtf8)); [INFO] [stderr] | ^^^^^^^^^^ could not find `CharsError` in `io` [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `CharsError` in module `io` [INFO] [stderr] --> src/bin/tri/mod.rs:8:40 [INFO] [stderr] | [INFO] [stderr] 8 | pub type CharResult = Result; [INFO] [stderr] | ^^^^^^^^^^ not found in `io` [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find function `decode_utf8` in module `std::char` [INFO] [stderr] --> src/bin/indexer.rs:207:34 [INFO] [stderr] | [INFO] [stderr] 207 | let decoder = std::char::decode_utf8(exploding); [INFO] [stderr] | ^^^^^^^^^^^ help: a function with a similar name exists: `decode_utf16` [INFO] [stderr] [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stderr] --> src/bin/indexer.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(decode_utf8)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stderr] --> src/bin/indexer.rs:2:1 [INFO] [stderr] | [INFO] [stderr] 2 | #![feature(io)] [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0599]: no method named `chars` found for type `std::fs::File` in the current scope [INFO] [stderr] --> src/bin/indexer.rs:240:45 [INFO] [stderr] | [INFO] [stderr] 240 | let trigrams = tri::trigrams_for(fh.chars()).expect("trigramming must work"); [INFO] [stderr] | ^^^^^ method not found in `std::fs::File` [INFO] [stderr] [INFO] [stderr] error: aborting due to 6 previous errors [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0412, E0425, E0433, E0554, E0599. [INFO] [stderr] For more information about an error, try `rustc --explain E0412`. [INFO] [stderr] error: could not compile `pack2tri`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "5114a5e8416986fa16ce490c86a262a035d58fe807560bd3186b4a951e38b97f"` [INFO] running `"docker" "rm" "-f" "5114a5e8416986fa16ce490c86a262a035d58fe807560bd3186b4a951e38b97f"` [INFO] [stdout] 5114a5e8416986fa16ce490c86a262a035d58fe807560bd3186b4a951e38b97f