[INFO] cloning repository https://github.com/Circuit8/rust-simple-sqlite
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Circuit8/rust-simple-sqlite" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCircuit8%2Frust-simple-sqlite", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCircuit8%2Frust-simple-sqlite'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3e39fd6411d4a62237f83b8ac4d01bb42622ee4e
[INFO] checking Circuit8/rust-simple-sqlite against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCircuit8%2Frust-simple-sqlite" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Circuit8/rust-simple-sqlite 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/Circuit8/rust-simple-sqlite
[INFO] finished tweaking git repo https://github.com/Circuit8/rust-simple-sqlite
[INFO] tweaked toml for git repo https://github.com/Circuit8/rust-simple-sqlite written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Circuit8/rust-simple-sqlite 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 2ba0abd2236ca919863c669fcfb0c8a8207f20d9a40bce3dc053b66b9f5637eb
[INFO] running `Command { std: "docker" "start" "-a" "2ba0abd2236ca919863c669fcfb0c8a8207f20d9a40bce3dc053b66b9f5637eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ba0abd2236ca919863c669fcfb0c8a8207f20d9a40bce3dc053b66b9f5637eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ba0abd2236ca919863c669fcfb0c8a8207f20d9a40bce3dc053b66b9f5637eb", kill_on_drop: false }`
[INFO] [stdout] 2ba0abd2236ca919863c669fcfb0c8a8207f20d9a40bce3dc053b66b9f5637eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] c8de19d4fe8764eef4ef8db15cbae5480c818cc19681ac5f2e6e00eab5c56415
[INFO] running `Command { std: "docker" "start" "-a" "c8de19d4fe8764eef4ef8db15cbae5480c818cc19681ac5f2e6e00eab5c56415", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking rust-sqlite v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `statement`
[INFO] [stdout]    --> src/main.rs:123:30
[INFO] [stdout]     |
[INFO] [stdout] 123 |     fn execute_select(&self, statement: &Statement) -> ExecuteResult {
[INFO] [stdout]     |                              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_statement`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Ok` is never constructed
[INFO] [stdout]   --> src/main.rs:80:5
[INFO] [stdout]    |
[INFO] [stdout] 79 | enum MetaCommandResult {
[INFO] [stdout]    |      ----------------- variant in this enum
[INFO] [stdout] 80 |     Ok,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `statement`
[INFO] [stdout]    --> src/main.rs:123:30
[INFO] [stdout]     |
[INFO] [stdout] 123 |     fn execute_select(&self, statement: &Statement) -> ExecuteResult {
[INFO] [stdout]     |                              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_statement`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Ok` is never constructed
[INFO] [stdout]   --> src/main.rs:80:5
[INFO] [stdout]    |
[INFO] [stdout] 79 | enum MetaCommandResult {
[INFO] [stdout]    |      ----------------- variant in this enum
[INFO] [stdout] 80 |     Ok,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.70s
[INFO] running `Command { std: "docker" "inspect" "c8de19d4fe8764eef4ef8db15cbae5480c818cc19681ac5f2e6e00eab5c56415", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8de19d4fe8764eef4ef8db15cbae5480c818cc19681ac5f2e6e00eab5c56415", kill_on_drop: false }`
[INFO] [stdout] c8de19d4fe8764eef4ef8db15cbae5480c818cc19681ac5f2e6e00eab5c56415
[INFO] checking Circuit8/rust-simple-sqlite against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCircuit8%2Frust-simple-sqlite" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Circuit8/rust-simple-sqlite 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/Circuit8/rust-simple-sqlite
[INFO] finished tweaking git repo https://github.com/Circuit8/rust-simple-sqlite
[INFO] tweaked toml for git repo https://github.com/Circuit8/rust-simple-sqlite written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Circuit8/rust-simple-sqlite 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 8a425b0de7d781de3706651ec91bdf6ed622319279189e25a6eac7a78e06d7ba
[INFO] running `Command { std: "docker" "start" "-a" "8a425b0de7d781de3706651ec91bdf6ed622319279189e25a6eac7a78e06d7ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a425b0de7d781de3706651ec91bdf6ed622319279189e25a6eac7a78e06d7ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a425b0de7d781de3706651ec91bdf6ed622319279189e25a6eac7a78e06d7ba", kill_on_drop: false }`
[INFO] [stdout] 8a425b0de7d781de3706651ec91bdf6ed622319279189e25a6eac7a78e06d7ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] f6a97e029643cc41dcdd032763444456fcb8521dc48eb89585cfb9f25a31f564
[INFO] running `Command { std: "docker" "start" "-a" "f6a97e029643cc41dcdd032763444456fcb8521dc48eb89585cfb9f25a31f564", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking rust-sqlite v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `statement`
[INFO] [stdout]    --> src/main.rs:123:30
[INFO] [stdout]     |
[INFO] [stdout] 123 |     fn execute_select(&self, statement: &Statement) -> ExecuteResult {
[INFO] [stdout]     |                              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_statement`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Ok` is never constructed
[INFO] [stdout]   --> src/main.rs:80:5
[INFO] [stdout]    |
[INFO] [stdout] 79 | enum MetaCommandResult {
[INFO] [stdout]    |      ----------------- variant in this enum
[INFO] [stdout] 80 |     Ok,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `statement`
[INFO] [stdout]    --> src/main.rs:123:30
[INFO] [stdout]     |
[INFO] [stdout] 123 |     fn execute_select(&self, statement: &Statement) -> ExecuteResult {
[INFO] [stdout]     |                              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_statement`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Ok` is never constructed
[INFO] [stdout]   --> src/main.rs:80:5
[INFO] [stdout]    |
[INFO] [stdout] 79 | enum MetaCommandResult {
[INFO] [stdout]    |      ----------------- variant in this enum
[INFO] [stdout] 80 |     Ok,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.86s
[INFO] running `Command { std: "docker" "inspect" "f6a97e029643cc41dcdd032763444456fcb8521dc48eb89585cfb9f25a31f564", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6a97e029643cc41dcdd032763444456fcb8521dc48eb89585cfb9f25a31f564", kill_on_drop: false }`
[INFO] [stdout] f6a97e029643cc41dcdd032763444456fcb8521dc48eb89585cfb9f25a31f564