[INFO] fetching crate quaint 0.2.0-alpha.13...
[INFO] checking quaint-0.2.0-alpha.13 against master#c9228570668803e3e6402770d55f23a12c9ae686 for pr-79472
[INFO] extracting crate quaint 0.2.0-alpha.13 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate quaint 0.2.0-alpha.13 on toolchain c9228570668803e3e6402770d55f23a12c9ae686
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate quaint 0.2.0-alpha.13
[INFO] finished tweaking crates.io crate quaint 0.2.0-alpha.13
[INFO] tweaked toml for crates.io crate quaint 0.2.0-alpha.13 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "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-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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "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] aee88243414da69ad1903515dd9886161c5b6428577fade1aa9b8f28481b9ac1
[INFO] running `Command { std: "docker" "start" "-a" "aee88243414da69ad1903515dd9886161c5b6428577fade1aa9b8f28481b9ac1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aee88243414da69ad1903515dd9886161c5b6428577fade1aa9b8f28481b9ac1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aee88243414da69ad1903515dd9886161c5b6428577fade1aa9b8f28481b9ac1", kill_on_drop: false }`
[INFO] [stdout] aee88243414da69ad1903515dd9886161c5b6428577fade1aa9b8f28481b9ac1
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 655e79ad5fc3553b73646ec1cbc58c0a1f16c12d50035e7999a96128eff54c25
[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" "655e79ad5fc3553b73646ec1cbc58c0a1f16c12d50035e7999a96128eff54c25", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]     Checking futures-sink v0.3.8
[INFO] [stderr]     Checking futures-core v0.3.8
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling metrics v0.12.1
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling names v0.11.0
[INFO] [stderr]     Checking metrics-core v0.5.2
[INFO] [stderr]    Compiling unindent v0.1.7
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking futures-channel v0.3.8
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking url v2.2.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling indoc-impl v0.3.6
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]     Checking indoc v0.3.6
[INFO] [stderr]     Checking tokio v0.2.23
[INFO] [stderr]     Checking thiserror v1.0.22
[INFO] [stderr]     Checking pin-project v1.0.2
[INFO] [stderr]     Checking futures-util v0.3.8
[INFO] [stderr]     Checking serde v1.0.118
[INFO] [stderr]     Checking futures-executor v0.3.8
[INFO] [stderr]     Checking futures v0.3.8
[INFO] [stderr]     Checking rust_decimal v1.8.1
[INFO] [stderr]     Checking quaint v0.2.0-alpha.13 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `set_original_code`
[INFO] [stdout]   --> src/error.rs:38:19
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub(crate) fn set_original_code(&mut self, code: impl Into<String>) -> &mut Self {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_original_message`
[INFO] [stdout]   --> src/error.rs:43:19
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub(crate) fn set_original_message(&mut self, message: impl Into<String>) -> &mut Self {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static is never used: `LOG_QUERIES`
[INFO] [stdout]    --> src/lib.rs:140:1
[INFO] [stdout]     |
[INFO] [stdout] 140 | pub(crate) static LOG_QUERIES: Lazy<bool> = Lazy::new(|| std::env::var("LOG_QUERIES").map(|_| true).unwrap_or(false));
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_original_code`
[INFO] [stdout]   --> src/error.rs:38:19
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub(crate) fn set_original_code(&mut self, code: impl Into<String>) -> &mut Self {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_original_message`
[INFO] [stdout]   --> src/error.rs:43:19
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub(crate) fn set_original_message(&mut self, message: impl Into<String>) -> &mut Self {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static is never used: `LOG_QUERIES`
[INFO] [stdout]    --> src/lib.rs:140:1
[INFO] [stdout]     |
[INFO] [stdout] 140 | pub(crate) static LOG_QUERIES: Lazy<bool> = Lazy::new(|| std::env::var("LOG_QUERIES").map(|_| true).unwrap_or(false));
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 49.88s
[INFO] running `Command { std: "docker" "inspect" "655e79ad5fc3553b73646ec1cbc58c0a1f16c12d50035e7999a96128eff54c25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "655e79ad5fc3553b73646ec1cbc58c0a1f16c12d50035e7999a96128eff54c25", kill_on_drop: false }`
[INFO] [stdout] 655e79ad5fc3553b73646ec1cbc58c0a1f16c12d50035e7999a96128eff54c25