[INFO] updating cached repository https://github.com/miyamofigo/simple_database [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] c7044256f94cecfd839c7a1f3e292877fd650b5a [INFO] testing miyamofigo/simple_database against beta-2020-06-03 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmiyamofigo%2Fsimple_database" "/workspace/builds/worker-9/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/miyamofigo/simple_database 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/miyamofigo/simple_database [INFO] finished tweaking git repo https://github.com/miyamofigo/simple_database [INFO] tweaked toml for git repo https://github.com/miyamofigo/simple_database written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/miyamofigo/simple_database 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-9/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 [INFO] the lockfile is outdated, regenerating it [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 43ad8612975dc88bb02fba8b13c741fe8248c2ee2b309f67d1ae6c2da2669b2f [INFO] running `"docker" "start" "-a" "43ad8612975dc88bb02fba8b13c741fe8248c2ee2b309f67d1ae6c2da2669b2f"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling simple_database v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `std::fmt::Display` [INFO] [stderr] --> src/main.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | use std::fmt::Display; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `add` [INFO] [stderr] --> src/main.rs:188:6 [INFO] [stderr] | [INFO] [stderr] 188 | let add = "add".to_string(); [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_add` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `latest` [INFO] [stderr] --> src/main.rs:189:6 [INFO] [stderr] | [INFO] [stderr] 189 | let latest = "latest".to_string(); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_latest` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `all` [INFO] [stderr] --> src/main.rs:190:6 [INFO] [stderr] | [INFO] [stderr] 190 | let all = "all".to_string(); [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_all` [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/main.rs:21:5 [INFO] [stderr] | [INFO] [stderr] 21 | fn new(name: &str, [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:127:3 [INFO] [stderr] | [INFO] [stderr] 127 | file.write(item.to_string().as_bytes()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 6 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.03s [INFO] running `"docker" "inspect" "43ad8612975dc88bb02fba8b13c741fe8248c2ee2b309f67d1ae6c2da2669b2f"` [INFO] running `"docker" "rm" "-f" "43ad8612975dc88bb02fba8b13c741fe8248c2ee2b309f67d1ae6c2da2669b2f"` [INFO] [stdout] 43ad8612975dc88bb02fba8b13c741fe8248c2ee2b309f67d1ae6c2da2669b2f [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] f0b64123f03336603420984cdc4e9e1c7fe3a3a45cb3e54fb5e7c860e8e58258 [INFO] running `"docker" "start" "-a" "f0b64123f03336603420984cdc4e9e1c7fe3a3a45cb3e54fb5e7c860e8e58258"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling simple_database v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `std::fmt::Display` [INFO] [stderr] --> src/main.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | use std::fmt::Display; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `add` [INFO] [stderr] --> src/main.rs:188:6 [INFO] [stderr] | [INFO] [stderr] 188 | let add = "add".to_string(); [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_add` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `latest` [INFO] [stderr] --> src/main.rs:189:6 [INFO] [stderr] | [INFO] [stderr] 189 | let latest = "latest".to_string(); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_latest` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `all` [INFO] [stderr] --> src/main.rs:190:6 [INFO] [stderr] | [INFO] [stderr] 190 | let all = "all".to_string(); [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_all` [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/main.rs:21:5 [INFO] [stderr] | [INFO] [stderr] 21 | fn new(name: &str, [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:127:3 [INFO] [stderr] | [INFO] [stderr] 127 | file.write(item.to_string().as_bytes()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 6 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.79s [INFO] running `"docker" "inspect" "f0b64123f03336603420984cdc4e9e1c7fe3a3a45cb3e54fb5e7c860e8e58258"` [INFO] running `"docker" "rm" "-f" "f0b64123f03336603420984cdc4e9e1c7fe3a3a45cb3e54fb5e7c860e8e58258"` [INFO] [stdout] f0b64123f03336603420984cdc4e9e1c7fe3a3a45cb3e54fb5e7c860e8e58258 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] b26c1eb1c3ba615abdf8b01f4dfa33b9827547e819da5bd83749e18ad0cdda48 [INFO] running `"docker" "start" "-a" "b26c1eb1c3ba615abdf8b01f4dfa33b9827547e819da5bd83749e18ad0cdda48"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused import: `std::fmt::Display` [INFO] [stderr] --> src/main.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | use std::fmt::Display; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `add` [INFO] [stderr] --> src/main.rs:188:6 [INFO] [stderr] | [INFO] [stderr] 188 | let add = "add".to_string(); [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_add` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `latest` [INFO] [stderr] --> src/main.rs:189:6 [INFO] [stderr] | [INFO] [stderr] 189 | let latest = "latest".to_string(); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_latest` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `all` [INFO] [stderr] --> src/main.rs:190:6 [INFO] [stderr] | [INFO] [stderr] 190 | let all = "all".to_string(); [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_all` [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/main.rs:21:5 [INFO] [stderr] | [INFO] [stderr] 21 | fn new(name: &str, [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:127:3 [INFO] [stderr] | [INFO] [stderr] 127 | file.write(item.to_string().as_bytes()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 6 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.18s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/simple_database-907b96b4d473b569 [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" "b26c1eb1c3ba615abdf8b01f4dfa33b9827547e819da5bd83749e18ad0cdda48"` [INFO] running `"docker" "rm" "-f" "b26c1eb1c3ba615abdf8b01f4dfa33b9827547e819da5bd83749e18ad0cdda48"` [INFO] [stdout] b26c1eb1c3ba615abdf8b01f4dfa33b9827547e819da5bd83749e18ad0cdda48