[INFO] cloning repository https://github.com/negamartin/osu-db
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/negamartin/osu-db" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnegamartin%2Fosu-db", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnegamartin%2Fosu-db'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d010f6188872705796b07c8c665a16ae74513ea1
[INFO] checking negamartin/osu-db against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnegamartin%2Fosu-db" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/negamartin/osu-db on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/negamartin/osu-db
[INFO] finished tweaking git repo https://github.com/negamartin/osu-db
[INFO] tweaked toml for git repo https://github.com/negamartin/osu-db written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/negamartin/osu-db already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]      Locking 1 package
[INFO] [stderr]     Updating osu-db v0.2.0 (/workspace/builds/worker-2-tc1/source) -> v0.3.0
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ron v0.6.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 871ab3ed9caa8f69474fb39352076da2f05c58278cb0b43c7cbf89d35b7703ac
[INFO] running `Command { std: "docker" "start" "-a" "871ab3ed9caa8f69474fb39352076da2f05c58278cb0b43c7cbf89d35b7703ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "871ab3ed9caa8f69474fb39352076da2f05c58278cb0b43c7cbf89d35b7703ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "871ab3ed9caa8f69474fb39352076da2f05c58278cb0b43c7cbf89d35b7703ac", kill_on_drop: false }`
[INFO] [stdout] 871ab3ed9caa8f69474fb39352076da2f05c58278cb0b43c7cbf89d35b7703ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7aaa08d708cb00c1b85d9ce7781c2c5d8a9458f9985e3d4a8f74fb41267fe6d8
[INFO] running `Command { std: "docker" "start" "-a" "7aaa08d708cb00c1b85d9ce7781c2c5d8a9458f9985e3d4a8f74fb41267fe6d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling cc v1.0.61
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]    Compiling anyhow v1.0.33
[INFO] [stderr]    Compiling nom v7.1.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling lzma-sys v0.1.17
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking xz2 v0.1.6
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking ron v0.6.2
[INFO] [stderr]     Checking osu-db v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `set_bit_range` is never used
[INFO] [stdout]    --> src/lib.rs:177:8
[INFO] [stdout]     |
[INFO] [stdout] 173 | trait Bit {
[INFO] [stdout]     |       --- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 177 |     fn set_bit_range(&mut self, pos: ops::Range<u32>, val: Self);
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `set_bit_range` is never used
[INFO] [stdout]    --> src/lib.rs:177:8
[INFO] [stdout]     |
[INFO] [stdout] 173 | trait Bit {
[INFO] [stdout]     |       --- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 177 |     fn set_bit_range(&mut self, pos: ops::Range<u32>, val: Self);
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking conv v0.2.0 (/opt/rustwide/workdir/conv)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> conv/src/main.rs:582:14
[INFO] [stdout]     |
[INFO] [stdout] 582 |             };
[INFO] [stdout]     |              ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> conv/src/main.rs:582:14
[INFO] [stdout]     |
[INFO] [stdout] 582 |             };
[INFO] [stdout]     |              ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.71s
[INFO] running `Command { std: "docker" "inspect" "7aaa08d708cb00c1b85d9ce7781c2c5d8a9458f9985e3d4a8f74fb41267fe6d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7aaa08d708cb00c1b85d9ce7781c2c5d8a9458f9985e3d4a8f74fb41267fe6d8", kill_on_drop: false }`
[INFO] [stdout] 7aaa08d708cb00c1b85d9ce7781c2c5d8a9458f9985e3d4a8f74fb41267fe6d8
[INFO] checking negamartin/osu-db against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnegamartin%2Fosu-db" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/negamartin/osu-db on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/negamartin/osu-db
[INFO] finished tweaking git repo https://github.com/negamartin/osu-db
[INFO] tweaked toml for git repo https://github.com/negamartin/osu-db written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/negamartin/osu-db already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]      Locking 1 package
[INFO] [stderr]     Updating osu-db v0.2.0 (/workspace/builds/worker-2-tc2/source) -> v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9fde961b8e36b8d6875db2504a4fd57f82e3d77c12ce362ddcce884f7451401e
[INFO] running `Command { std: "docker" "start" "-a" "9fde961b8e36b8d6875db2504a4fd57f82e3d77c12ce362ddcce884f7451401e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9fde961b8e36b8d6875db2504a4fd57f82e3d77c12ce362ddcce884f7451401e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fde961b8e36b8d6875db2504a4fd57f82e3d77c12ce362ddcce884f7451401e", kill_on_drop: false }`
[INFO] [stdout] 9fde961b8e36b8d6875db2504a4fd57f82e3d77c12ce362ddcce884f7451401e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb5c400bd9f44616047e94ae2698cb7b91a607adcd3baea6ce46308e52ee3ab6
[INFO] running `Command { std: "docker" "start" "-a" "fb5c400bd9f44616047e94ae2698cb7b91a607adcd3baea6ce46308e52ee3ab6", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling cc v1.0.61
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling nom v7.1.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling anyhow v1.0.33
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling lzma-sys v0.1.17
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking xz2 v0.1.6
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking ron v0.6.2
[INFO] [stderr]     Checking osu-db v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `set_bit_range` is never used
[INFO] [stdout]    --> src/lib.rs:177:8
[INFO] [stdout]     |
[INFO] [stdout] 173 | trait Bit {
[INFO] [stdout]     |       --- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 177 |     fn set_bit_range(&mut self, pos: ops::Range<u32>, val: Self);
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `set_bit_range` is never used
[INFO] [stdout]    --> src/lib.rs:177:8
[INFO] [stdout]     |
[INFO] [stdout] 173 | trait Bit {
[INFO] [stdout]     |       --- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 177 |     fn set_bit_range(&mut self, pos: ops::Range<u32>, val: Self);
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking conv v0.2.0 (/opt/rustwide/workdir/conv)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> conv/src/main.rs:582:14
[INFO] [stdout]     |
[INFO] [stdout] 582 |             };
[INFO] [stdout]     |              ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> conv/src/main.rs:582:14
[INFO] [stdout]     |
[INFO] [stdout] 582 |             };
[INFO] [stdout]     |              ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.20s
[INFO] running `Command { std: "docker" "inspect" "fb5c400bd9f44616047e94ae2698cb7b91a607adcd3baea6ce46308e52ee3ab6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb5c400bd9f44616047e94ae2698cb7b91a607adcd3baea6ce46308e52ee3ab6", kill_on_drop: false }`
[INFO] [stdout] fb5c400bd9f44616047e94ae2698cb7b91a607adcd3baea6ce46308e52ee3ab6