[INFO] cloning repository https://github.com/christianllv/keyv-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/christianllv/keyv-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchristianllv%2Fkeyv-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchristianllv%2Fkeyv-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 022cf3dc830a001c959cfe5b6d790b4b936122b3 [INFO] checking christianllv/keyv-rust against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchristianllv%2Fkeyv-rust" "/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/christianllv/keyv-rust 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/christianllv/keyv-rust [INFO] finished tweaking git repo https://github.com/christianllv/keyv-rust [INFO] tweaked toml for git repo https://github.com/christianllv/keyv-rust written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/christianllv/keyv-rust 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] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [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] b7a74e27972d559fc52362668df1b83afa2e9ae18ea3dcbc515c8e162faa329c [INFO] running `Command { std: "docker" "start" "-a" "b7a74e27972d559fc52362668df1b83afa2e9ae18ea3dcbc515c8e162faa329c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b7a74e27972d559fc52362668df1b83afa2e9ae18ea3dcbc515c8e162faa329c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b7a74e27972d559fc52362668df1b83afa2e9ae18ea3dcbc515c8e162faa329c", kill_on_drop: false }` [INFO] [stdout] b7a74e27972d559fc52362668df1b83afa2e9ae18ea3dcbc515c8e162faa329c [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] 09c29c98ab830a5c9a1c62cb50b9b2fd953af5712e09741d2feab159abbbca27 [INFO] running `Command { std: "docker" "start" "-a" "09c29c98ab830a5c9a1c62cb50b9b2fd953af5712e09741d2feab159abbbca27", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] [stderr] Checking smallvec v1.11.2 [INFO] [stderr] Compiling async-trait v0.1.77 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking mio v0.8.10 [INFO] [stderr] Checking socket2 v0.5.5 [INFO] [stderr] Checking serde_json v1.0.114 [INFO] [stderr] Compiling syn v2.0.50 [INFO] [stderr] Checking parking_lot_core v0.9.9 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Compiling tokio-macros v2.2.0 [INFO] [stderr] Checking tokio v1.36.0 [INFO] [stderr] Checking keyv v0.0.2-alpha.1 (/opt/rustwide/workdir/crates/keyv) [INFO] [stdout] warning: struct `Keyv` is never constructed [INFO] [stdout] --> crates/keyv/src/lib.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | struct Keyv { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `get`, and `set` are never used [INFO] [stdout] --> crates/keyv/src/lib.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 9 | impl Keyv { [INFO] [stdout] | ---------------------- associated items in this implementation [INFO] [stdout] 10 | pub fn new(store: T) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 14 | pub async fn get(&self, key: &str) -> Result [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 21 | pub async fn set(&self, key: &str, value: &str) -> Result { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Store` is never used [INFO] [stdout] --> crates/keyv/src/store/mod.rs:5:11 [INFO] [stdout] | [INFO] [stdout] 5 | pub trait Store { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Keyv` is never constructed [INFO] [stdout] --> crates/keyv/src/lib.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | struct Keyv { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `get`, and `set` are never used [INFO] [stdout] --> crates/keyv/src/lib.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 9 | impl Keyv { [INFO] [stdout] | ---------------------- associated items in this implementation [INFO] [stdout] 10 | pub fn new(store: T) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 14 | pub async fn get(&self, key: &str) -> Result [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 21 | pub async fn set(&self, key: &str, value: &str) -> Result { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Store` is never used [INFO] [stdout] --> crates/keyv/src/store/mod.rs:5:11 [INFO] [stdout] | [INFO] [stdout] 5 | pub trait Store { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.52s [INFO] running `Command { std: "docker" "inspect" "09c29c98ab830a5c9a1c62cb50b9b2fd953af5712e09741d2feab159abbbca27", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "09c29c98ab830a5c9a1c62cb50b9b2fd953af5712e09741d2feab159abbbca27", kill_on_drop: false }` [INFO] [stdout] 09c29c98ab830a5c9a1c62cb50b9b2fd953af5712e09741d2feab159abbbca27 [INFO] checking christianllv/keyv-rust against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchristianllv%2Fkeyv-rust" "/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/christianllv/keyv-rust on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/christianllv/keyv-rust [INFO] finished tweaking git repo https://github.com/christianllv/keyv-rust [INFO] tweaked toml for git repo https://github.com/christianllv/keyv-rust written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/christianllv/keyv-rust 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7f116aad9927bf4d4bf8f83474ccaf5489e4970820e8863d8c7aa3808e83ac4c [INFO] running `Command { std: "docker" "start" "-a" "7f116aad9927bf4d4bf8f83474ccaf5489e4970820e8863d8c7aa3808e83ac4c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7f116aad9927bf4d4bf8f83474ccaf5489e4970820e8863d8c7aa3808e83ac4c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7f116aad9927bf4d4bf8f83474ccaf5489e4970820e8863d8c7aa3808e83ac4c", kill_on_drop: false }` [INFO] [stdout] 7f116aad9927bf4d4bf8f83474ccaf5489e4970820e8863d8c7aa3808e83ac4c [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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f4919d91a9824fb17f99c4a2c8aef6a2689acc32f28d728cdd4d6c266cabefac [INFO] running `Command { std: "docker" "start" "-a" "f4919d91a9824fb17f99c4a2c8aef6a2689acc32f28d728cdd4d6c266cabefac", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] [stderr] Checking smallvec v1.11.2 [INFO] [stderr] Compiling async-trait v0.1.77 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking mio v0.8.10 [INFO] [stderr] Checking socket2 v0.5.5 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking serde_json v1.0.114 [INFO] [stderr] Compiling syn v2.0.50 [INFO] [stderr] Checking parking_lot_core v0.9.9 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Compiling tokio-macros v2.2.0 [INFO] [stderr] Checking tokio v1.36.0 [INFO] [stderr] Checking keyv v0.0.2-alpha.1 (/opt/rustwide/workdir/crates/keyv) [INFO] [stdout] warning: struct `Keyv` is never constructed [INFO] [stdout] --> crates/keyv/src/lib.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | struct Keyv { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `get`, and `set` are never used [INFO] [stdout] --> crates/keyv/src/lib.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 9 | impl Keyv { [INFO] [stdout] | ---------------------- associated items in this implementation [INFO] [stdout] 10 | pub fn new(store: T) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 14 | pub async fn get(&self, key: &str) -> Result [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 21 | pub async fn set(&self, key: &str, value: &str) -> Result { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Store` is never used [INFO] [stdout] --> crates/keyv/src/store/mod.rs:5:11 [INFO] [stdout] | [INFO] [stdout] 5 | pub trait Store { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Keyv` is never constructed [INFO] [stdout] --> crates/keyv/src/lib.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | struct Keyv { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `get`, and `set` are never used [INFO] [stdout] --> crates/keyv/src/lib.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 9 | impl Keyv { [INFO] [stdout] | ---------------------- associated items in this implementation [INFO] [stdout] 10 | pub fn new(store: T) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 14 | pub async fn get(&self, key: &str) -> Result [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 21 | pub async fn set(&self, key: &str, value: &str) -> Result { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Store` is never used [INFO] [stdout] --> crates/keyv/src/store/mod.rs:5:11 [INFO] [stdout] | [INFO] [stdout] 5 | pub trait Store { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.98s [INFO] running `Command { std: "docker" "inspect" "f4919d91a9824fb17f99c4a2c8aef6a2689acc32f28d728cdd4d6c266cabefac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f4919d91a9824fb17f99c4a2c8aef6a2689acc32f28d728cdd4d6c266cabefac", kill_on_drop: false }` [INFO] [stdout] f4919d91a9824fb17f99c4a2c8aef6a2689acc32f28d728cdd4d6c266cabefac