[INFO] updating cached repository https://github.com/arthurprs/rust-optimized-inttostr [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] 56400b3908436b4b630da47ec66738a266d39fef [INFO] checking arthurprs/rust-optimized-inttostr against beta-2019-10-27 for pr-65897 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farthurprs%2Frust-optimized-inttostr" "/workspace/builds/worker-7/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/arthurprs/rust-optimized-inttostr 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/arthurprs/rust-optimized-inttostr [INFO] finished tweaking git repo https://github.com/arthurprs/rust-optimized-inttostr [INFO] tweaked toml for git repo https://github.com/arthurprs/rust-optimized-inttostr written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/arthurprs/rust-optimized-inttostr 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] [stderr] error: the lock file /workspace/builds/worker-7/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] the lockfile is outdated, regenerating it [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] c8e4ecc838eff42a09a01d7f2b876f1089b980ae1a09f19ee53f4c8e79f90f9d [INFO] running `"docker" "start" "-a" "c8e4ecc838eff42a09a01d7f2b876f1089b980ae1a09f19ee53f4c8e79f90f9d"` [INFO] [stderr] Checking int v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error[E0557]: feature has been removed [INFO] [stderr] --> src/main.rs:1:12 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(custom_derive)] [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: subsumed by `#[proc_macro_derive]` [INFO] [stderr] --> src/main.rs:1:12 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(custom_derive)] [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0557]: feature has been removed [INFO] [stderr] --> src/main.rs:1:12 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(custom_derive)] [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: subsumed by `#[proc_macro_derive]` [INFO] [stderr] --> src/main.rs:1:12 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(custom_derive)] [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0432]: unresolved import `rand::StdRng` [INFO] [stderr] --> src/main.rs:11:31 [INFO] [stderr] | [INFO] [stderr] 11 | use rand::{Rng, SeedableRng, StdRng}; [INFO] [stderr] | ^^^^^^ no `StdRng` in the root [INFO] [stderr] [INFO] [stderr] error[E0432]: unresolved import `rand::StdRng` [INFO] [stderr] --> src/bench.rs:6:30 [INFO] [stderr] | [INFO] [stderr] 6 | use rand::{Rng, SeedableRng, StdRng}; [INFO] [stderr] | ^^^^^^ no `StdRng` in the root [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find function `weak_rng` in crate `rand` [INFO] [stderr] --> src/wrapper.rs:253:37 [INFO] [stderr] | [INFO] [stderr] 253 | let mut rnd = rand::weak_rng(); [INFO] [stderr] | ^^^^^^^^ not found in `rand` [INFO] [stderr] ... [INFO] [stderr] 262 | test_from_str_type!(u8: test_from_str_u8); [INFO] [stderr] | ------------------------------------------ in this macro invocation [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find function `weak_rng` in crate `rand` [INFO] [stderr] --> src/wrapper.rs:253:37 [INFO] [stderr] | [INFO] [stderr] 253 | let mut rnd = rand::weak_rng(); [INFO] [stderr] | ^^^^^^^^ not found in `rand` [INFO] [stderr] ... [INFO] [stderr] 263 | test_from_str_type!(u16: test_from_str_u16); [INFO] [stderr] | -------------------------------------------- in this macro invocation [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find function `weak_rng` in crate `rand` [INFO] [stderr] --> src/wrapper.rs:253:37 [INFO] [stderr] | [INFO] [stderr] 253 | let mut rnd = rand::weak_rng(); [INFO] [stderr] | ^^^^^^^^ not found in `rand` [INFO] [stderr] ... [INFO] [stderr] 264 | test_from_str_type!(u32: test_from_str_u32); [INFO] [stderr] | -------------------------------------------- in this macro invocation [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find function `weak_rng` in crate `rand` [INFO] [stderr] --> src/wrapper.rs:253:37 [INFO] [stderr] | [INFO] [stderr] 253 | let mut rnd = rand::weak_rng(); [INFO] [stderr] | ^^^^^^^^ not found in `rand` [INFO] [stderr] ... [INFO] [stderr] 265 | test_from_str_type!(u64: test_from_str_u64); [INFO] [stderr] | -------------------------------------------- in this macro invocation [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find function `weak_rng` in crate `rand` [INFO] [stderr] --> src/wrapper.rs:253:37 [INFO] [stderr] | [INFO] [stderr] 253 | let mut rnd = rand::weak_rng(); [INFO] [stderr] | ^^^^^^^^ not found in `rand` [INFO] [stderr] ... [INFO] [stderr] 266 | test_from_str_type!(i8: test_from_str_i8); [INFO] [stderr] | ------------------------------------------ in this macro invocation [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find function `weak_rng` in crate `rand` [INFO] [stderr] --> src/wrapper.rs:253:37 [INFO] [stderr] | [INFO] [stderr] 253 | let mut rnd = rand::weak_rng(); [INFO] [stderr] | ^^^^^^^^ not found in `rand` [INFO] [stderr] ... [INFO] [stderr] 267 | test_from_str_type!(i16: test_from_str_i16); [INFO] [stderr] | -------------------------------------------- in this macro invocation [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find function `weak_rng` in crate `rand` [INFO] [stderr] --> src/wrapper.rs:253:37 [INFO] [stderr] | [INFO] [stderr] 253 | let mut rnd = rand::weak_rng(); [INFO] [stderr] | ^^^^^^^^ not found in `rand` [INFO] [stderr] ... [INFO] [stderr] 268 | test_from_str_type!(i32: test_from_str_i32); [INFO] [stderr] | -------------------------------------------- in this macro invocation [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find function `weak_rng` in crate `rand` [INFO] [stderr] --> src/wrapper.rs:253:37 [INFO] [stderr] | [INFO] [stderr] 253 | let mut rnd = rand::weak_rng(); [INFO] [stderr] | ^^^^^^^^ not found in `rand` [INFO] [stderr] ... [INFO] [stderr] 269 | test_from_str_type!(i64: test_from_str_i64); [INFO] [stderr] | -------------------------------------------- in this macro invocation [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find function `weak_rng` in crate `rand` [INFO] [stderr] --> src/wrapper.rs:306:37 [INFO] [stderr] | [INFO] [stderr] 306 | let mut rnd = rand::weak_rng(); [INFO] [stderr] | ^^^^^^^^ not found in `rand` [INFO] [stderr] ... [INFO] [stderr] 315 | test_display_type!(u8: test_display_u8); [INFO] [stderr] | ---------------------------------------- in this macro invocation [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find function `weak_rng` in crate `rand` [INFO] [stderr] --> src/wrapper.rs:306:37 [INFO] [stderr] | [INFO] [stderr] 306 | let mut rnd = rand::weak_rng(); [INFO] [stderr] | ^^^^^^^^ not found in `rand` [INFO] [stderr] ... [INFO] [stderr] 316 | test_display_type!(u16: test_display_u16); [INFO] [stderr] | ------------------------------------------ in this macro invocation [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find function `weak_rng` in crate `rand` [INFO] [stderr] --> src/wrapper.rs:306:37 [INFO] [stderr] | [INFO] [stderr] 306 | let mut rnd = rand::weak_rng(); [INFO] [stderr] | ^^^^^^^^ not found in `rand` [INFO] [stderr] ... [INFO] [stderr] 317 | test_display_type!(u32: test_display_u32); [INFO] [stderr] | ------------------------------------------ in this macro invocation [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find function `weak_rng` in crate `rand` [INFO] [stderr] --> src/wrapper.rs:306:37 [INFO] [stderr] | [INFO] [stderr] 306 | let mut rnd = rand::weak_rng(); [INFO] [stderr] | ^^^^^^^^ not found in `rand` [INFO] [stderr] ... [INFO] [stderr] 318 | test_display_type!(u64: test_display_u64); [INFO] [stderr] | ------------------------------------------ in this macro invocation [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find function `weak_rng` in crate `rand` [INFO] [stderr] --> src/wrapper.rs:306:37 [INFO] [stderr] | [INFO] [stderr] 306 | let mut rnd = rand::weak_rng(); [INFO] [stderr] | ^^^^^^^^ not found in `rand` [INFO] [stderr] ... [INFO] [stderr] 319 | test_display_type!(i8: test_display_i8); [INFO] [stderr] | ---------------------------------------- in this macro invocation [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find function `weak_rng` in crate `rand` [INFO] [stderr] --> src/wrapper.rs:306:37 [INFO] [stderr] | [INFO] [stderr] 306 | let mut rnd = rand::weak_rng(); [INFO] [stderr] | ^^^^^^^^ not found in `rand` [INFO] [stderr] ... [INFO] [stderr] 320 | test_display_type!(i16: test_display_i16); [INFO] [stderr] | ------------------------------------------ in this macro invocation [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find function `weak_rng` in crate `rand` [INFO] [stderr] --> src/wrapper.rs:306:37 [INFO] [stderr] | [INFO] [stderr] 306 | let mut rnd = rand::weak_rng(); [INFO] [stderr] | ^^^^^^^^ not found in `rand` [INFO] [stderr] ... [INFO] [stderr] 321 | test_display_type!(i32: test_display_i32); [INFO] [stderr] | ------------------------------------------ in this macro invocation [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find function `weak_rng` in crate `rand` [INFO] [stderr] --> src/wrapper.rs:306:37 [INFO] [stderr] | [INFO] [stderr] 306 | let mut rnd = rand::weak_rng(); [INFO] [stderr] | ^^^^^^^^ not found in `rand` [INFO] [stderr] ... [INFO] [stderr] 322 | test_display_type!(i64: test_display_i64); [INFO] [stderr] | ------------------------------------------ in this macro invocation [INFO] [stderr] [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stderr] --> src/main.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(custom_derive)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stderr] --> src/main.rs:2:1 [INFO] [stderr] | [INFO] [stderr] 2 | #![feature(test)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0432]: unresolved import `rand::StdRng` [INFO] [stderr] --> src/main.rs:11:31 [INFO] [stderr] | [INFO] [stderr] 11 | use rand::{Rng, SeedableRng, StdRng}; [INFO] [stderr] | ^^^^^^ no `StdRng` in the root [INFO] [stderr] [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stderr] --> src/main.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(custom_derive)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stderr] --> src/main.rs:2:1 [INFO] [stderr] | [INFO] [stderr] 2 | #![feature(test)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: aborting due to 4 previous errors [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0432, E0554, E0557. [INFO] [stderr] For more information about an error, try `rustc --explain E0432`. [INFO] [stderr] error: could not compile `int`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: aborting due to 21 previous errors [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0425, E0432, E0554, E0557. [INFO] [stderr] For more information about an error, try `rustc --explain E0425`. [INFO] [stderr] error: could not compile `int`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "c8e4ecc838eff42a09a01d7f2b876f1089b980ae1a09f19ee53f4c8e79f90f9d"` [INFO] running `"docker" "rm" "-f" "c8e4ecc838eff42a09a01d7f2b876f1089b980ae1a09f19ee53f4c8e79f90f9d"` [INFO] [stdout] c8e4ecc838eff42a09a01d7f2b876f1089b980ae1a09f19ee53f4c8e79f90f9d