[INFO] cloning repository https://github.com/erikjohnston/synapse-find-unreferenced-state-groups [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/erikjohnston/synapse-find-unreferenced-state-groups" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferikjohnston%2Fsynapse-find-unreferenced-state-groups"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferikjohnston%2Fsynapse-find-unreferenced-state-groups'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 7c8afafd8479bd84bdf5005d029b412a83419268 [INFO] checking erikjohnston/synapse-find-unreferenced-state-groups against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferikjohnston%2Fsynapse-find-unreferenced-state-groups" "/workspace/builds/worker-4/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/erikjohnston/synapse-find-unreferenced-state-groups on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b [INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/erikjohnston/synapse-find-unreferenced-state-groups [INFO] finished tweaking git repo https://github.com/erikjohnston/synapse-find-unreferenced-state-groups [INFO] tweaked toml for git repo https://github.com/erikjohnston/synapse-find-unreferenced-state-groups written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/erikjohnston/synapse-find-unreferenced-state-groups already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] b46796bb8c7892152212d26c118f873ad15c928e053c629bbeafc5ff54ef2655 [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" "b46796bb8c7892152212d26c118f873ad15c928e053c629bbeafc5ff54ef2655"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking rand_core v0.2.1 [INFO] [stderr] Checking arrayref v0.3.5 [INFO] [stderr] Checking fallible-iterator v0.1.5 [INFO] [stderr] Checking md5 v0.3.8 [INFO] [stderr] Checking hex v0.2.0 [INFO] [stderr] Checking rand v0.4.3 [INFO] [stderr] Checking memchr v1.0.2 [INFO] [stderr] Checking termios v0.3.0 [INFO] [stderr] Checking phf_shared v0.7.23 [INFO] [stderr] Checking regex-syntax v0.5.6 [INFO] [stderr] Checking socket2 v0.3.8 [INFO] [stderr] Checking log v0.4.5 [INFO] [stderr] Checking clicolors-control v0.2.0 [INFO] [stderr] Checking lock_api v0.1.3 [INFO] [stderr] Checking stringprep v0.1.2 [INFO] [stderr] Checking generic-array v0.9.0 [INFO] [stderr] Checking block-buffer v0.3.3 [INFO] [stderr] Checking phf v0.7.23 [INFO] [stderr] Checking rand v0.5.5 [INFO] [stderr] Checking digest v0.7.5 [INFO] [stderr] Checking crypto-mac v0.5.2 [INFO] [stderr] Checking sha2 v0.7.1 [INFO] [stderr] Checking hmac v0.5.0 [INFO] [stderr] Checking rand v0.3.22 [INFO] [stderr] Checking postgres-protocol v0.3.2 [INFO] [stderr] Checking parking_lot_core v0.3.1 [INFO] [stderr] Checking postgres-shared v0.4.2 [INFO] [stderr] Checking parking_lot v0.6.4 [INFO] [stderr] Checking console v0.6.2 [INFO] [stderr] Checking postgres v0.15.2 [INFO] [stderr] Checking regex v0.2.11 [INFO] [stderr] Checking indicatif v0.9.0 [INFO] [stderr] Checking rust-synapse-find-unreferenced-state-groups v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:43:24 [INFO] [stderr] | [INFO] [stderr] 43 | let mut args: Vec<&ToSql> = Vec::new(); [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn ToSql` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/main.rs:137:17 [INFO] [stderr] | [INFO] [stderr] 137 | .author(crate_authors!("\n")) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/main.rs:137:17 [INFO] [stderr] | [INFO] [stderr] 137 | .author(crate_authors!("\n")) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:43:24 [INFO] [stderr] | [INFO] [stderr] 43 | let mut args: Vec<&ToSql> = Vec::new(); [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn ToSql` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/main.rs:137:17 [INFO] [stderr] | [INFO] [stderr] 137 | .author(crate_authors!("\n")) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/main.rs:137:17 [INFO] [stderr] | [INFO] [stderr] 137 | .author(crate_authors!("\n")) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:112:13 [INFO] [stderr] | [INFO] [stderr] 112 | let mut rows = stmt.query(&[&missing_sg]).unwrap(); [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/main.rs:112:13 [INFO] [stderr] | [INFO] [stderr] 112 | let mut rows = stmt.query(&[&missing_sg]).unwrap(); [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: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:252:17 [INFO] [stderr] | [INFO] [stderr] 252 | writeln!(fs, "{}", state_group); [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] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:252:17 [INFO] [stderr] | [INFO] [stderr] 252 | writeln!(fs, "{}", state_group); [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] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 19.81s [INFO] running `"docker" "inspect" "b46796bb8c7892152212d26c118f873ad15c928e053c629bbeafc5ff54ef2655"` [INFO] running `"docker" "rm" "-f" "b46796bb8c7892152212d26c118f873ad15c928e053c629bbeafc5ff54ef2655"` [INFO] [stdout] b46796bb8c7892152212d26c118f873ad15c928e053c629bbeafc5ff54ef2655