[INFO] cloning repository https://github.com/BobKingstone/rust-pwd [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BobKingstone/rust-pwd" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBobKingstone%2Frust-pwd"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBobKingstone%2Frust-pwd'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] c70a1f03b8729d43970a224c7ac5fb4e1604b17f [INFO] testing BobKingstone/rust-pwd against 1.44.0 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBobKingstone%2Frust-pwd" "/workspace/builds/worker-5/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/BobKingstone/rust-pwd 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/BobKingstone/rust-pwd [INFO] finished tweaking git repo https://github.com/BobKingstone/rust-pwd [INFO] tweaked toml for git repo https://github.com/BobKingstone/rust-pwd written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/BobKingstone/rust-pwd 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-5/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 [INFO] the lockfile is outdated, regenerating it [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO]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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] b958dfba7cf3d53191ea147058e39a310d3a8bafda78bc02bbc9476c52304ea9 [INFO] running `"docker" "start" "-a" "b958dfba7cf3d53191ea147058e39a310d3a8bafda78bc02bbc9476c52304ea9"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Compiling gcc v0.3.55 [INFO] [stderr] Compiling rustc-serialize v0.3.24 [INFO] [stderr] Compiling rust-crypto v0.2.36 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling time v0.1.43 [INFO] [stderr] Compiling rand v0.3.23 [INFO] [stderr] Compiling pwd v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:18:21 [INFO] [stderr] | [INFO] [stderr] 18 | let mut file = try!(OpenOptions::new() [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:41:6 [INFO] [stderr] | [INFO] [stderr] 41 | try!(writeln!(file,"{}",new_record)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:59:20 [INFO] [stderr] | [INFO] [stderr] 59 | let mut file = try!(OpenOptions::new() [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:65:5 [INFO] [stderr] | [INFO] [stderr] 65 | try!(Read::read_to_string(&mut file, &mut file_contents)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:100:5 [INFO] [stderr] | [INFO] [stderr] 100 | try!(fs::remove_file(name)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: value assigned to `selection` is never read [INFO] [stderr] --> src/main.rs:155:18 [INFO] [stderr] | [INFO] [stderr] 155 | _ => selection = "".to_string(), [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:67:9 [INFO] [stderr] | [INFO] [stderr] 67 | let mut split: Vec<&str> = file_contents.split(":").collect(); [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: 7 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 17.78s [INFO] running `"docker" "inspect" "b958dfba7cf3d53191ea147058e39a310d3a8bafda78bc02bbc9476c52304ea9"` [INFO] running `"docker" "rm" "-f" "b958dfba7cf3d53191ea147058e39a310d3a8bafda78bc02bbc9476c52304ea9"` [INFO] [stdout] b958dfba7cf3d53191ea147058e39a310d3a8bafda78bc02bbc9476c52304ea9 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 68e73289b4b62ac111280dba485f4e12a33e79545e1ce87c02824dd9b49366ac [INFO] running `"docker" "start" "-a" "68e73289b4b62ac111280dba485f4e12a33e79545e1ce87c02824dd9b49366ac"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling pwd v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:18:21 [INFO] [stderr] | [INFO] [stderr] 18 | let mut file = try!(OpenOptions::new() [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:41:6 [INFO] [stderr] | [INFO] [stderr] 41 | try!(writeln!(file,"{}",new_record)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:59:20 [INFO] [stderr] | [INFO] [stderr] 59 | let mut file = try!(OpenOptions::new() [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:65:5 [INFO] [stderr] | [INFO] [stderr] 65 | try!(Read::read_to_string(&mut file, &mut file_contents)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:100:5 [INFO] [stderr] | [INFO] [stderr] 100 | try!(fs::remove_file(name)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: value assigned to `selection` is never read [INFO] [stderr] --> src/main.rs:155:18 [INFO] [stderr] | [INFO] [stderr] 155 | _ => selection = "".to_string(), [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:67:9 [INFO] [stderr] | [INFO] [stderr] 67 | let mut split: Vec<&str> = file_contents.split(":").collect(); [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: 7 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.20s [INFO] running `"docker" "inspect" "68e73289b4b62ac111280dba485f4e12a33e79545e1ce87c02824dd9b49366ac"` [INFO] running `"docker" "rm" "-f" "68e73289b4b62ac111280dba485f4e12a33e79545e1ce87c02824dd9b49366ac"` [INFO] [stdout] 68e73289b4b62ac111280dba485f4e12a33e79545e1ce87c02824dd9b49366ac [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 1e7c5e3150235fbfa2a5f6aa5ef32d545c783cd33e9479e95cb91e1d2d80e88c [INFO] running `"docker" "start" "-a" "1e7c5e3150235fbfa2a5f6aa5ef32d545c783cd33e9479e95cb91e1d2d80e88c"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:18:21 [INFO] [stderr] | [INFO] [stderr] 18 | let mut file = try!(OpenOptions::new() [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:41:6 [INFO] [stderr] | [INFO] [stderr] 41 | try!(writeln!(file,"{}",new_record)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:59:20 [INFO] [stderr] | [INFO] [stderr] 59 | let mut file = try!(OpenOptions::new() [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:65:5 [INFO] [stderr] | [INFO] [stderr] 65 | try!(Read::read_to_string(&mut file, &mut file_contents)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:100:5 [INFO] [stderr] | [INFO] [stderr] 100 | try!(fs::remove_file(name)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: value assigned to `selection` is never read [INFO] [stderr] --> src/main.rs:155:18 [INFO] [stderr] | [INFO] [stderr] 155 | _ => selection = "".to_string(), [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:67:9 [INFO] [stderr] | [INFO] [stderr] 67 | let mut split: Vec<&str> = file_contents.split(":").collect(); [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: 7 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/pwd-ed366c7449ae71c8 [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" "1e7c5e3150235fbfa2a5f6aa5ef32d545c783cd33e9479e95cb91e1d2d80e88c"` [INFO] running `"docker" "rm" "-f" "1e7c5e3150235fbfa2a5f6aa5ef32d545c783cd33e9479e95cb91e1d2d80e88c"` [INFO] [stdout] 1e7c5e3150235fbfa2a5f6aa5ef32d545c783cd33e9479e95cb91e1d2d80e88c