[INFO] fetching crate quick-calc 0.3.0... [INFO] testing quick-calc-0.3.0 against beta-2020-06-03 for beta-1.45-1 [INFO] extracting crate quick-calc 0.3.0 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate quick-calc 0.3.0 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 crates.io crate quick-calc 0.3.0 [INFO] finished tweaking crates.io crate quick-calc 0.3.0 [INFO] tweaked toml for crates.io crate quick-calc 0.3.0 written to /workspace/builds/worker-7/source/Cargo.toml [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-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=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] ff18d38b3a2b677e4f2ed1a37dbe804383be491433379f26cd9eba0ea93a1b22 [INFO] running `"docker" "start" "-a" "ff18d38b3a2b677e4f2ed1a37dbe804383be491433379f26cd9eba0ea93a1b22"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling quick-calc v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.06s [INFO] running `"docker" "inspect" "ff18d38b3a2b677e4f2ed1a37dbe804383be491433379f26cd9eba0ea93a1b22"` [INFO] running `"docker" "rm" "-f" "ff18d38b3a2b677e4f2ed1a37dbe804383be491433379f26cd9eba0ea93a1b22"` [INFO] [stdout] ff18d38b3a2b677e4f2ed1a37dbe804383be491433379f26cd9eba0ea93a1b22 [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=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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 5a8ea9c42bbbfae10d9d009ce169c267ea95da6bc517d66dbaa827727133b452 [INFO] running `"docker" "start" "-a" "5a8ea9c42bbbfae10d9d009ce169c267ea95da6bc517d66dbaa827727133b452"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling quick-calc v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/operations.rs:140:13 [INFO] [stderr] | [INFO] [stderr] 140 | let mut db_dec: String; [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: variable does not need to be mutable [INFO] [stderr] --> src/operations.rs:141:13 [INFO] [stderr] | [INFO] [stderr] 141 | let mut db_hex: String; [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/operations.rs:142:13 [INFO] [stderr] | [INFO] [stderr] 142 | let mut db_oct: String; [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/operations.rs:143:13 [INFO] [stderr] | [INFO] [stderr] 143 | let mut db_bin: String; [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.21s [INFO] running `"docker" "inspect" "5a8ea9c42bbbfae10d9d009ce169c267ea95da6bc517d66dbaa827727133b452"` [INFO] running `"docker" "rm" "-f" "5a8ea9c42bbbfae10d9d009ce169c267ea95da6bc517d66dbaa827727133b452"` [INFO] [stdout] 5a8ea9c42bbbfae10d9d009ce169c267ea95da6bc517d66dbaa827727133b452 [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=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] 21e17d212676ee188a417944617a02c77f88d3664792fdad5af3dde55ad8a7d7 [INFO] running `"docker" "start" "-a" "21e17d212676ee188a417944617a02c77f88d3664792fdad5af3dde55ad8a7d7"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/operations.rs:140:13 [INFO] [stderr] | [INFO] [stderr] 140 | let mut db_dec: String; [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: variable does not need to be mutable [INFO] [stderr] --> src/operations.rs:141:13 [INFO] [stderr] | [INFO] [stderr] 141 | let mut db_hex: String; [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/operations.rs:142:13 [INFO] [stderr] | [INFO] [stderr] 142 | let mut db_oct: String; [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/operations.rs:143:13 [INFO] [stderr] | [INFO] [stderr] 143 | let mut db_bin: String; [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/quick_calc-d39b6f7f2b408f4c [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test operations::tests::test_strip_prefix ... ok [INFO] [stdout] test operations::tests::test_get_char_length ... ok [INFO] [stdout] test operations::tests::test_calculate_char_length ... ok [INFO] [stdout] test operations::tests::test_swap ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/qcal-d0ac3caac45d347d [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] [stderr] Doc-tests quick-calc [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" "21e17d212676ee188a417944617a02c77f88d3664792fdad5af3dde55ad8a7d7"` [INFO] running `"docker" "rm" "-f" "21e17d212676ee188a417944617a02c77f88d3664792fdad5af3dde55ad8a7d7"` [INFO] [stdout] 21e17d212676ee188a417944617a02c77f88d3664792fdad5af3dde55ad8a7d7