[INFO] cloning repository https://github.com/erikjohnston/synapse-find-unreferenced-state-groups [INFO] running `Command { std: "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", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferikjohnston%2Fsynapse-find-unreferenced-state-groups'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 82817e4357fb44dda2d76087157c9b8a96781882 [INFO] checking erikjohnston/synapse-find-unreferenced-state-groups against try#3e22d1f9053c0fc87629b3c6d5d9567856368e5d for pr-78714 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferikjohnston%2Fsynapse-find-unreferenced-state-groups" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/erikjohnston/synapse-find-unreferenced-state-groups on toolchain 3e22d1f9053c0fc87629b3c6d5d9567856368e5d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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-2/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 `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 2e64789786d09c8fddf46c9e39a6086e69caaa83e26aec8647ef0c75a5804c25 [INFO] running `Command { std: "docker" "start" "-a" "2e64789786d09c8fddf46c9e39a6086e69caaa83e26aec8647ef0c75a5804c25", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2e64789786d09c8fddf46c9e39a6086e69caaa83e26aec8647ef0c75a5804c25", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2e64789786d09c8fddf46c9e39a6086e69caaa83e26aec8647ef0c75a5804c25", kill_on_drop: false }` [INFO] [stdout] 2e64789786d09c8fddf46c9e39a6086e69caaa83e26aec8647ef0c75a5804c25 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d4fc178d8f403a25b5fa9f676b3f1008feb4553d221e07a11c5d557ee07d44e2 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "d4fc178d8f403a25b5fa9f676b3f1008feb4553d221e07a11c5d557ee07d44e2", kill_on_drop: false }` [INFO] [stderr] Checking arrayref v0.3.5 [INFO] [stderr] Checking fallible-iterator v0.1.5 [INFO] [stderr] Compiling memchr v2.1.0 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking memchr v1.0.2 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking termios v0.3.0 [INFO] [stderr] Checking phf_shared v0.7.23 [INFO] [stderr] Checking socket2 v0.3.8 [INFO] [stderr] Checking clicolors-control v0.2.0 [INFO] [stderr] Checking stringprep v0.1.2 [INFO] [stderr] Checking digest v0.7.5 [INFO] [stderr] Checking crypto-mac v0.5.2 [INFO] [stderr] Checking parking_lot_core v0.3.1 [INFO] [stderr] Checking block-buffer v0.3.3 [INFO] [stderr] Checking hmac v0.5.0 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Checking bytes v0.4.10 [INFO] [stderr] Checking phf v0.7.23 [INFO] [stderr] Checking sha2 v0.7.1 [INFO] [stderr] Checking parking_lot v0.6.4 [INFO] [stderr] Checking postgres-protocol v0.3.2 [INFO] [stderr] Checking aho-corasick v0.6.8 [INFO] [stderr] Checking regex v1.0.5 [INFO] [stderr] Checking regex v0.2.11 [INFO] [stderr] Checking postgres-shared v0.4.2 [INFO] [stderr] Checking postgres v0.15.2 [INFO] [stderr] Checking console v0.6.2 [INFO] [stderr] Checking indicatif v0.9.0 [INFO] [stderr] Checking rust-synapse-find-unreferenced-state-groups v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:42:24 [INFO] [stdout] | [INFO] [stdout] 42 | let mut args: Vec<&ToSql> = Vec::new(); [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn ToSql` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/main.rs:135:17 [INFO] [stdout] | [INFO] [stdout] 135 | .author(crate_authors!("\n")) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/main.rs:135:17 [INFO] [stdout] | [INFO] [stdout] 135 | .author(crate_authors!("\n")) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:42:24 [INFO] [stdout] | [INFO] [stdout] 42 | let mut args: Vec<&ToSql> = Vec::new(); [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn ToSql` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:110:13 [INFO] [stdout] | [INFO] [stdout] 110 | let mut rows = stmt.query(&[&missing_sg]).unwrap(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/main.rs:135:17 [INFO] [stdout] | [INFO] [stdout] 135 | .author(crate_authors!("\n")) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/main.rs:135:17 [INFO] [stdout] | [INFO] [stdout] 135 | .author(crate_authors!("\n")) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:250:17 [INFO] [stdout] | [INFO] [stdout] 250 | writeln!(fs, "{}", state_group); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:110:13 [INFO] [stdout] | [INFO] [stdout] 110 | let mut rows = stmt.query(&[&missing_sg]).unwrap(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:250:17 [INFO] [stdout] | [INFO] [stdout] 250 | writeln!(fs, "{}", state_group); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 19.01s [INFO] running `Command { std: "docker" "inspect" "d4fc178d8f403a25b5fa9f676b3f1008feb4553d221e07a11c5d557ee07d44e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d4fc178d8f403a25b5fa9f676b3f1008feb4553d221e07a11c5d557ee07d44e2", kill_on_drop: false }` [INFO] [stdout] d4fc178d8f403a25b5fa9f676b3f1008feb4553d221e07a11c5d557ee07d44e2