[INFO] updating cached repository https://github.com/tomasz-pankowski/rust-class-ps1 [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] f97feee69ac50a6c831ca73fe4211eebb8e89f69 [INFO] testing tomasz-pankowski/rust-class-ps1 against beta-2020-06-03 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomasz-pankowski%2Frust-class-ps1" "/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/tomasz-pankowski/rust-class-ps1 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/tomasz-pankowski/rust-class-ps1 [INFO] finished tweaking git repo https://github.com/tomasz-pankowski/rust-class-ps1 [INFO] tweaked toml for git repo https://github.com/tomasz-pankowski/rust-class-ps1 written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/tomasz-pankowski/rust-class-ps1 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] 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] 444c012bc0872ac44f81d19931d60f8edac0a6301535f5180d0bb4cee4c8fa0e [INFO] running `"docker" "start" "-a" "444c012bc0872ac44f81d19931d60f8edac0a6301535f5180d0bb4cee4c8fa0e"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling ps1 v0.0.1 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused variable: `why` [INFO] [stderr] --> src/main.rs:57:32 [INFO] [stderr] | [INFO] [stderr] 57 | ... Err(why) => panic!("couldn't open"), [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_why` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `why` [INFO] [stderr] --> src/main.rs:62:13 [INFO] [stderr] | [INFO] [stderr] 62 | Err(why) => panic!("couldn't read "), [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_why` [INFO] [stderr] [INFO] [stderr] warning: variable `response_default` is assigned to, but never used [INFO] [stderr] --> src/main.rs:72:10 [INFO] [stderr] | [INFO] [stderr] 72 | let response_default; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_response_default` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `response_default` is never read [INFO] [stderr] --> src/main.rs:74:7 [INFO] [stderr] | [INFO] [stderr] 74 | response_default =format!( [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: static variable `counter` should have an upper case name [INFO] [stderr] --> src/main.rs:29:16 [INFO] [stderr] | [INFO] [stderr] 29 | static mut counter: i32 = 0; [INFO] [stderr] | ^^^^^^^ help: convert the identifier to upper case: `COUNTER` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 5 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.55s [INFO] running `"docker" "inspect" "444c012bc0872ac44f81d19931d60f8edac0a6301535f5180d0bb4cee4c8fa0e"` [INFO] running `"docker" "rm" "-f" "444c012bc0872ac44f81d19931d60f8edac0a6301535f5180d0bb4cee4c8fa0e"` [INFO] [stdout] 444c012bc0872ac44f81d19931d60f8edac0a6301535f5180d0bb4cee4c8fa0e [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" "test" "--frozen" "--no-run"` [INFO] [stdout] 56bf2a1ece843611d4867761f1c4c3206d70845822bd072710b0b35bf022d84d [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" "56bf2a1ece843611d4867761f1c4c3206d70845822bd072710b0b35bf022d84d"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling ps1 v0.0.1 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused variable: `why` [INFO] [stderr] --> src/main.rs:57:32 [INFO] [stderr] | [INFO] [stderr] 57 | ... Err(why) => panic!("couldn't open"), [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_why` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `why` [INFO] [stderr] --> src/main.rs:62:13 [INFO] [stderr] | [INFO] [stderr] 62 | Err(why) => panic!("couldn't read "), [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_why` [INFO] [stderr] [INFO] [stderr] warning: variable `response_default` is assigned to, but never used [INFO] [stderr] --> src/main.rs:72:10 [INFO] [stderr] | [INFO] [stderr] 72 | let response_default; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_response_default` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `response_default` is never read [INFO] [stderr] --> src/main.rs:74:7 [INFO] [stderr] | [INFO] [stderr] 74 | response_default =format!( [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: static variable `counter` should have an upper case name [INFO] [stderr] --> src/main.rs:29:16 [INFO] [stderr] | [INFO] [stderr] 29 | static mut counter: i32 = 0; [INFO] [stderr] | ^^^^^^^ help: convert the identifier to upper case: `COUNTER` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 5 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.45s [INFO] running `"docker" "inspect" "56bf2a1ece843611d4867761f1c4c3206d70845822bd072710b0b35bf022d84d"` [INFO] running `"docker" "rm" "-f" "56bf2a1ece843611d4867761f1c4c3206d70845822bd072710b0b35bf022d84d"` [INFO] [stdout] 56bf2a1ece843611d4867761f1c4c3206d70845822bd072710b0b35bf022d84d [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" "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] 018a9b0d9f8a6e74610e5436b0601443cdb2aa60858c138203527ff16a0a1da1 [INFO] running `"docker" "start" "-a" "018a9b0d9f8a6e74610e5436b0601443cdb2aa60858c138203527ff16a0a1da1"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: unused variable: `why` [INFO] [stderr] --> src/main.rs:57:32 [INFO] [stderr] | [INFO] [stderr] 57 | ... Err(why) => panic!("couldn't open"), [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_why` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `why` [INFO] [stderr] --> src/main.rs:62:13 [INFO] [stderr] | [INFO] [stderr] 62 | Err(why) => panic!("couldn't read "), [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_why` [INFO] [stderr] [INFO] [stderr] warning: variable `response_default` is assigned to, but never used [INFO] [stderr] --> src/main.rs:72:10 [INFO] [stderr] | [INFO] [stderr] 72 | let response_default; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_response_default` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `response_default` is never read [INFO] [stderr] --> src/main.rs:74:7 [INFO] [stderr] | [INFO] [stderr] 74 | response_default =format!( [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: static variable `counter` should have an upper case name [INFO] [stderr] --> src/main.rs:29:16 [INFO] [stderr] | [INFO] [stderr] 29 | static mut counter: i32 = 0; [INFO] [stderr] | ^^^^^^^ help: convert the identifier to upper case: `COUNTER` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 5 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/ps1-8b7219afe1621abf [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" "018a9b0d9f8a6e74610e5436b0601443cdb2aa60858c138203527ff16a0a1da1"` [INFO] running `"docker" "rm" "-f" "018a9b0d9f8a6e74610e5436b0601443cdb2aa60858c138203527ff16a0a1da1"` [INFO] [stdout] 018a9b0d9f8a6e74610e5436b0601443cdb2aa60858c138203527ff16a0a1da1