[INFO] cloning repository https://github.com/wistrandj/rust-zk [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wistrandj/rust-zk" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwistrandj%2Frust-zk", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwistrandj%2Frust-zk'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] da974097e7683054ce8ebee07b949f910b93d126 [INFO] checking wistrandj/rust-zk against try#1c5262aa6c045a581fb974488793f09ed51fc498 for pr-78376 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwistrandj%2Frust-zk" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/wistrandj/rust-zk on toolchain 1c5262aa6c045a581fb974488793f09ed51fc498 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1c5262aa6c045a581fb974488793f09ed51fc498" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/wistrandj/rust-zk [INFO] finished tweaking git repo https://github.com/wistrandj/rust-zk [INFO] tweaked toml for git repo https://github.com/wistrandj/rust-zk written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/wistrandj/rust-zk already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1c5262aa6c045a581fb974488793f09ed51fc498" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ahash v0.4.6 [INFO] [stderr] Downloaded rusqlite v0.24.1 [INFO] [stderr] Downloaded hashlink v0.6.0 [INFO] [stderr] Downloaded libsqlite3-sys v0.20.1 [INFO] running `Command { std: "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" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1c5262aa6c045a581fb974488793f09ed51fc498" "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] fe9b5f36240f6079b169873070b97b3f50114b95fba2450e303924a935aa8d02 [INFO] running `Command { std: "docker" "start" "-a" "fe9b5f36240f6079b169873070b97b3f50114b95fba2450e303924a935aa8d02", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fe9b5f36240f6079b169873070b97b3f50114b95fba2450e303924a935aa8d02", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fe9b5f36240f6079b169873070b97b3f50114b95fba2450e303924a935aa8d02", kill_on_drop: false }` [INFO] [stdout] fe9b5f36240f6079b169873070b97b3f50114b95fba2450e303924a935aa8d02 [INFO] running `Command { std: "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" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1c5262aa6c045a581fb974488793f09ed51fc498" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6ab6e3e548aeffa6224bae4d24bc8a9523fac778d58d4d1f7f6c19b475571bda [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" "6ab6e3e548aeffa6224bae4d24bc8a9523fac778d58d4d1f7f6c19b475571bda", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Compiling libc v0.2.77 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Checking ahash v0.4.6 [INFO] [stderr] Checking fallible-iterator v0.2.0 [INFO] [stderr] Checking smallvec v1.4.2 [INFO] [stderr] Checking fallible-streaming-iterator v0.1.9 [INFO] [stderr] Checking hashbrown v0.9.1 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Compiling libsqlite3-sys v0.20.1 [INFO] [stderr] Checking hashlink v0.6.0 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking rusqlite v0.24.1 [INFO] [stderr] Checking chrono v0.4.18 [INFO] [stderr] Checking rust-zk v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/varg.rs:112:13 [INFO] [stdout] | [INFO] [stdout] 112 | let mut a1: Vec = vec![]; [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: variable does not need to be mutable [INFO] [stdout] --> src/varg.rs:113:13 [INFO] [stdout] | [INFO] [stdout] 113 | let mut a2: Vec = vec!["--timeline"].iter().map(|s| s.to_string()).collect(); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/varg.rs:114:13 [INFO] [stdout] | [INFO] [stdout] 114 | let mut a3: Vec = vec!["./timeline.db"].iter().map(|s| s.to_string()).collect(); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/varg.rs:115:13 [INFO] [stdout] | [INFO] [stdout] 115 | let mut a4: Vec = vec!["first", "--timeline"].iter().map(|s| s.to_string()).collect(); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `is_major` [INFO] [stdout] --> src/model/cardface.rs:121:12 [INFO] [stdout] | [INFO] [stdout] 121 | pub fn is_major(&self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `cards` [INFO] [stdout] --> src/model/dbcard.rs:4:4 [INFO] [stdout] | [INFO] [stdout] 4 | fn cards(conn: &mut Connection) -> Vec { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `is_major` [INFO] [stdout] --> src/model/cardface.rs:121:12 [INFO] [stdout] | [INFO] [stdout] 121 | pub fn is_major(&self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `cards` [INFO] [stdout] --> src/model/dbcard.rs:4:4 [INFO] [stdout] | [INFO] [stdout] 4 | fn cards(conn: &mut Connection) -> Vec { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/model/dbcard.rs:42:9 [INFO] [stdout] | [INFO] [stdout] 42 | commit.rollback(); [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] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/model/dbcard.rs:44:9 [INFO] [stdout] | [INFO] [stdout] 44 | commit.commit(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/model/dbcard.rs:42:9 [INFO] [stdout] | [INFO] [stdout] 42 | commit.rollback(); [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] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/model/dbcard.rs:44:9 [INFO] [stdout] | [INFO] [stdout] 44 | commit.commit(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 14.08s [INFO] running `Command { std: "docker" "inspect" "6ab6e3e548aeffa6224bae4d24bc8a9523fac778d58d4d1f7f6c19b475571bda", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6ab6e3e548aeffa6224bae4d24bc8a9523fac778d58d4d1f7f6c19b475571bda", kill_on_drop: false }` [INFO] [stdout] 6ab6e3e548aeffa6224bae4d24bc8a9523fac778d58d4d1f7f6c19b475571bda