[INFO] updating cached repository https://github.com/hank-der-hafenarbeiter/compsim-rs [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] 44c138edd8cb7fe74bad4161f2d14643f480fd13 [INFO] testing hank-der-hafenarbeiter/compsim-rs against beta-2020-06-03 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhank-der-hafenarbeiter%2Fcompsim-rs" "/workspace/builds/worker-3/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/hank-der-hafenarbeiter/compsim-rs on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/hank-der-hafenarbeiter/compsim-rs [INFO] finished tweaking git repo https://github.com/hank-der-hafenarbeiter/compsim-rs [INFO] tweaked toml for git repo https://github.com/hank-der-hafenarbeiter/compsim-rs written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/hank-der-hafenarbeiter/compsim-rs already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] error: the lock file /workspace/builds/worker-3/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag. [INFO] the lockfile is outdated, regenerating it [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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-2020-06-03" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] affb7fc3e1105af402f10409a440345d0ae87ca8056460988ed2e85254a3e44d [INFO] running `"docker" "start" "-a" "affb7fc3e1105af402f10409a440345d0ae87ca8056460988ed2e85254a3e44d"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling snowflake v1.3.0 [INFO] [stderr] Compiling num-iter v0.1.40 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling num-traits v0.1.43 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling enum_primitive v0.1.1 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling num v0.2.1 [INFO] [stderr] Compiling compsim-rs v0.1.0 (/opt/rustwide/workdir) [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(step_by)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::ops::Sub` [INFO] [stderr] --> src/utils.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::ops::Sub; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Reg` [INFO] [stderr] --> src/parser.rs:11:26 [INFO] [stderr] | [INFO] [stderr] 11 | use utils::{Instruction, Reg}; [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/parser.rs:83:32 [INFO] [stderr] | [INFO] [stderr] 83 | fn cause(&self) -> Option<&Error> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `enum_primitive::FromPrimitive` [INFO] [stderr] --> src/test/mod.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use enum_primitive::FromPrimitive; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0599]: no method named `description` found for reference `&std::string::String` in the current scope [INFO] [stderr] --> src/parser.rs:77:60 [INFO] [stderr] | [INFO] [stderr] 77 | ParseError::UnkownInstruction(ref err) => err.description(), [INFO] [stderr] | ^^^^^^^^^^^ method not found in `&std::string::String` [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/parser.rs:78:60 [INFO] [stderr] | [INFO] [stderr] 78 | ParseError::UnkownReg(ref err) => err.description(), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/parser.rs:79:60 [INFO] [stderr] | [INFO] [stderr] 79 | ParseError::InvalidMemAddress(ref err) => err.description(), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0277]: the trait bound `std::string::String: std::error::Error` is not satisfied [INFO] [stderr] --> src/parser.rs:85:61 [INFO] [stderr] | [INFO] [stderr] 85 | ParseError::UnkownInstruction(ref err) => Some(err), [INFO] [stderr] | ^^^ the trait `std::error::Error` is not implemented for `std::string::String` [INFO] [stderr] | [INFO] [stderr] = note: required for the cast to the object type `dyn std::error::Error` [INFO] [stderr] [INFO] [stderr] error: aborting due to 3 previous errors; 6 warnings emitted [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0277, E0554, E0599. [INFO] [stderr] For more information about an error, try `rustc --explain E0277`. [INFO] [stderr] error: could not compile `compsim-rs`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "affb7fc3e1105af402f10409a440345d0ae87ca8056460988ed2e85254a3e44d"` [INFO] running `"docker" "rm" "-f" "affb7fc3e1105af402f10409a440345d0ae87ca8056460988ed2e85254a3e44d"` [INFO] [stdout] affb7fc3e1105af402f10409a440345d0ae87ca8056460988ed2e85254a3e44d