[INFO] updating cached repository https://github.com/steveklabnik/rust_test [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] 74f81c2f8717f643e341de8b9e4feeb32f913cfa [INFO] testing steveklabnik/rust_test against 1.44.0 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsteveklabnik%2Frust_test" "/workspace/builds/worker-2/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/steveklabnik/rust_test on toolchain 1.44.0 [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/steveklabnik/rust_test [INFO] finished tweaking git repo https://github.com/steveklabnik/rust_test [INFO] tweaked toml for git repo https://github.com/steveklabnik/rust_test written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/steveklabnik/rust_test already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] error: the lock file /workspace/builds/worker-2/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 [INFO] the lockfile is outdated, regenerating it [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.44.0" "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] e179382de34faa2e4081a60febd8362e82f5c9cebf305e95d9f8fe94b7e301cf [INFO] running `"docker" "start" "-a" "e179382de34faa2e4081a60febd8362e82f5c9cebf305e95d9f8fe94b7e301cf"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling libc v0.1.12 [INFO] [stderr] Compiling mmap v0.1.1 [INFO] [stderr] Compiling rust_blink v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `std::ptr` [INFO] [stderr] --> src/fpga_awg.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::ptr; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `SeekFrom`, `Seek` [INFO] [stderr] --> src/fpga_awg.rs:3:22 [INFO] [stderr] | [INFO] [stderr] 3 | use std::io::{Write, SeekFrom, Seek}; [INFO] [stderr] | ^^^^^^^^ ^^^^ [INFO] [stderr] [INFO] [stderr] warning: type `fpga_awg` should have an upper camel case name [INFO] [stderr] --> src/fpga_awg.rs:8:12 [INFO] [stderr] | [INFO] [stderr] 8 | pub struct fpga_awg { [INFO] [stderr] | ^^^^^^^^ help: convert the identifier to upper camel case: `FpgaAwg` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `while` condition [INFO] [stderr] --> src/main.rs:13:15 [INFO] [stderr] | [INFO] [stderr] 13 | while (true) { [INFO] [stderr] | ^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: denote infinite loops with `loop { ... }` [INFO] [stderr] --> src/main.rs:13:9 [INFO] [stderr] | [INFO] [stderr] 13 | while (true) { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `loop` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(while_true)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::thread::sleep_ms': replaced by `std::thread::sleep` [INFO] [stderr] --> src/main.rs:15:13 [INFO] [stderr] | [INFO] [stderr] 15 | thread::sleep_ms(arg1.parse::().unwrap()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Write` [INFO] [stderr] --> src/fpga_awg.rs:3:15 [INFO] [stderr] | [INFO] [stderr] 3 | use std::io::{Write, SeekFrom, Seek}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/fpga_awg.rs:17:7 [INFO] [stderr] | [INFO] [stderr] 17 | let mut f = fs::OpenOptions::new().read(true) [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `mmap` [INFO] [stderr] --> src/fpga_awg.rs:9:9 [INFO] [stderr] | [INFO] [stderr] 9 | mmap: MemoryMap, [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 9 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.95s [INFO] running `"docker" "inspect" "e179382de34faa2e4081a60febd8362e82f5c9cebf305e95d9f8fe94b7e301cf"` [INFO] running `"docker" "rm" "-f" "e179382de34faa2e4081a60febd8362e82f5c9cebf305e95d9f8fe94b7e301cf"` [INFO] [stdout] e179382de34faa2e4081a60febd8362e82f5c9cebf305e95d9f8fe94b7e301cf [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.44.0" "test" "--frozen" "--no-run"` [INFO] [stdout] df4d2c77f9eb30c09f6dcd249f932c0f059a4deb71be33ed11b18845ac84da6b [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "df4d2c77f9eb30c09f6dcd249f932c0f059a4deb71be33ed11b18845ac84da6b"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling rust_blink v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `std::ptr` [INFO] [stderr] --> src/fpga_awg.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::ptr; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `SeekFrom`, `Seek` [INFO] [stderr] --> src/fpga_awg.rs:3:22 [INFO] [stderr] | [INFO] [stderr] 3 | use std::io::{Write, SeekFrom, Seek}; [INFO] [stderr] | ^^^^^^^^ ^^^^ [INFO] [stderr] [INFO] [stderr] warning: type `fpga_awg` should have an upper camel case name [INFO] [stderr] --> src/fpga_awg.rs:8:12 [INFO] [stderr] | [INFO] [stderr] 8 | pub struct fpga_awg { [INFO] [stderr] | ^^^^^^^^ help: convert the identifier to upper camel case: `FpgaAwg` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `while` condition [INFO] [stderr] --> src/main.rs:13:15 [INFO] [stderr] | [INFO] [stderr] 13 | while (true) { [INFO] [stderr] | ^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: denote infinite loops with `loop { ... }` [INFO] [stderr] --> src/main.rs:13:9 [INFO] [stderr] | [INFO] [stderr] 13 | while (true) { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `loop` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(while_true)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::thread::sleep_ms': replaced by `std::thread::sleep` [INFO] [stderr] --> src/main.rs:15:13 [INFO] [stderr] | [INFO] [stderr] 15 | thread::sleep_ms(arg1.parse::().unwrap()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Write` [INFO] [stderr] --> src/fpga_awg.rs:3:15 [INFO] [stderr] | [INFO] [stderr] 3 | use std::io::{Write, SeekFrom, Seek}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/fpga_awg.rs:17:7 [INFO] [stderr] | [INFO] [stderr] 17 | let mut f = fs::OpenOptions::new().read(true) [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `mmap` [INFO] [stderr] --> src/fpga_awg.rs:9:9 [INFO] [stderr] | [INFO] [stderr] 9 | mmap: MemoryMap, [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 9 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.60s [INFO] running `"docker" "inspect" "df4d2c77f9eb30c09f6dcd249f932c0f059a4deb71be33ed11b18845ac84da6b"` [INFO] running `"docker" "rm" "-f" "df4d2c77f9eb30c09f6dcd249f932c0f059a4deb71be33ed11b18845ac84da6b"` [INFO] [stdout] df4d2c77f9eb30c09f6dcd249f932c0f059a4deb71be33ed11b18845ac84da6b [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.44.0" "test" "--frozen"` [INFO] [stdout] 53d3785debc3ce944f57e549d67bfff9a0b8f70bd112932021dba0540fcfc007 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "53d3785debc3ce944f57e549d67bfff9a0b8f70bd112932021dba0540fcfc007"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: unused import: `std::ptr` [INFO] [stderr] --> src/fpga_awg.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::ptr; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `SeekFrom`, `Seek` [INFO] [stderr] --> src/fpga_awg.rs:3:22 [INFO] [stderr] | [INFO] [stderr] 3 | use std::io::{Write, SeekFrom, Seek}; [INFO] [stderr] | ^^^^^^^^ ^^^^ [INFO] [stderr] [INFO] [stderr] warning: type `fpga_awg` should have an upper camel case name [INFO] [stderr] --> src/fpga_awg.rs:8:12 [INFO] [stderr] | [INFO] [stderr] 8 | pub struct fpga_awg { [INFO] [stderr] | ^^^^^^^^ help: convert the identifier to upper camel case: `FpgaAwg` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `while` condition [INFO] [stderr] --> src/main.rs:13:15 [INFO] [stderr] | [INFO] [stderr] 13 | while (true) { [INFO] [stderr] | ^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: denote infinite loops with `loop { ... }` [INFO] [stderr] --> src/main.rs:13:9 [INFO] [stderr] | [INFO] [stderr] 13 | while (true) { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `loop` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(while_true)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::thread::sleep_ms': replaced by `std::thread::sleep` [INFO] [stderr] --> src/main.rs:15:13 [INFO] [stderr] | [INFO] [stderr] 15 | thread::sleep_ms(arg1.parse::().unwrap()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Write` [INFO] [stderr] --> src/fpga_awg.rs:3:15 [INFO] [stderr] | [INFO] [stderr] 3 | use std::io::{Write, SeekFrom, Seek}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/fpga_awg.rs:17:7 [INFO] [stderr] | [INFO] [stderr] 17 | let mut f = fs::OpenOptions::new().read(true) [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `mmap` [INFO] [stderr] --> src/fpga_awg.rs:9:9 [INFO] [stderr] | [INFO] [stderr] 9 | mmap: MemoryMap, [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 9 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/rust_blink-dc0ae8b9d2af510a [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "53d3785debc3ce944f57e549d67bfff9a0b8f70bd112932021dba0540fcfc007"` [INFO] running `"docker" "rm" "-f" "53d3785debc3ce944f57e549d67bfff9a0b8f70bd112932021dba0540fcfc007"` [INFO] [stdout] 53d3785debc3ce944f57e549d67bfff9a0b8f70bd112932021dba0540fcfc007