[INFO] fetching crate logic-rs 0.1.1...
[INFO] checking logic-rs-0.1.1 against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
[INFO] extracting crate logic-rs 0.1.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate logic-rs 0.1.1
[INFO] finished tweaking crates.io crate logic-rs 0.1.1
[INFO] tweaked toml for crates.io crate logic-rs 0.1.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate logic-rs 0.1.1 on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 19 packages to latest compatible versions
[INFO] [stderr]       Adding csv v1.1.6 (available: v1.4.0)
[INFO] [stderr]       Adding ordered-float v2.8.0 (available: v2.10.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ordered-float v2.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dee8821187118ce40a12db7a50fe3250c7b5646facbaa5b45e0262d75e277cf7
[INFO] running `Command { std: "docker" "start" "-a" "dee8821187118ce40a12db7a50fe3250c7b5646facbaa5b45e0262d75e277cf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dee8821187118ce40a12db7a50fe3250c7b5646facbaa5b45e0262d75e277cf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dee8821187118ce40a12db7a50fe3250c7b5646facbaa5b45e0262d75e277cf7", kill_on_drop: false }`
[INFO] [stdout] dee8821187118ce40a12db7a50fe3250c7b5646facbaa5b45e0262d75e277cf7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e8a64762710752ccb177933eae887ae3765107227ff06de58dd08cadb9331c2
[INFO] running `Command { std: "docker" "start" "-a" "1e8a64762710752ccb177933eae887ae3765107227ff06de58dd08cadb9331c2", kill_on_drop: false }`
[INFO] [stderr]     Checking ordered-float v2.8.0
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking logic-rs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `trace`
[INFO] [stdout]   --> src/operators/until.rs:34:28
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn satisfied_by(&self, trace: &Trace<T>) -> Result<bool, Self::Error> {
[INFO] [stdout]    |                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_trace`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `trace`
[INFO] [stdout]   --> src/operators/until.rs:46:24
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn distance(&self, trace: &Trace<T>) -> Result<f64, Self::Error> {
[INFO] [stdout]    |                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_trace`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Freeze` is never constructed
[INFO] [stdout]  --> src/operators/freeze.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Freeze<P> {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/operators/freeze.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | impl<P> Freeze<P> {
[INFO] [stdout]   | ----------------- associated function in this implementation
[INFO] [stdout] 7 |     pub fn new(name: &str, phi: P) -> Freeze<P> {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Until` is never constructed
[INFO] [stdout]  --> src/operators/until.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Until<P, R> {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `new` and `new_bounded` are never used
[INFO] [stdout]   --> src/operators/until.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl<P, R> Until<P, R> {
[INFO] [stdout]    | ---------------------- associated functions in this implementation
[INFO] [stdout] 14 |     pub fn new(phi: P, rho: R) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub fn new_bounded<B: Into<Bounds>>(phi: P, rho: R, bounds: B) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/trace.rs:60:17
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub fn iter(&self) -> Iter<T> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub fn iter(&self) -> Iter<'_, T> {
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/trace.rs:66:18
[INFO] [stdout]    |
[INFO] [stdout] 66 |     pub fn times(&self) -> Times {
[INFO] [stdout]    |                  ^^^^^     ^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 66 |     pub fn times(&self) -> Times<'_> {
[INFO] [stdout]    |                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/trace.rs:105:24
[INFO] [stdout]     |
[INFO] [stdout] 105 |     pub fn first_state(&self) -> Option<TimedState<T>> {
[INFO] [stdout]     |                        ^^^^^            ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                        |
[INFO] [stdout]     |                        the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 105 |     pub fn first_state(&self) -> Option<TimedState<'_, T>> {
[INFO] [stdout]     |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stdout] warning: unused variable: `trace`
[INFO] [stdout]   --> src/operators/until.rs:34:28
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn satisfied_by(&self, trace: &Trace<T>) -> Result<bool, Self::Error> {
[INFO] [stdout]    |                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_trace`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `trace`
[INFO] [stdout]   --> src/operators/until.rs:46:24
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn distance(&self, trace: &Trace<T>) -> Result<f64, Self::Error> {
[INFO] [stdout]    |                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_trace`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Freeze` is never constructed
[INFO] [stdout]  --> src/operators/freeze.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Freeze<P> {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/operators/freeze.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | impl<P> Freeze<P> {
[INFO] [stdout]   | ----------------- associated function in this implementation
[INFO] [stdout] 7 |     pub fn new(name: &str, phi: P) -> Freeze<P> {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Until` is never constructed
[INFO] [stdout]  --> src/operators/until.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Until<P, R> {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `new` and `new_bounded` are never used
[INFO] [stdout]   --> src/operators/until.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl<P, R> Until<P, R> {
[INFO] [stdout]    | ---------------------- associated functions in this implementation
[INFO] [stdout] 14 |     pub fn new(phi: P, rho: R) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub fn new_bounded<B: Into<Bounds>>(phi: P, rho: R, bounds: B) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/trace.rs:60:17
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub fn iter(&self) -> Iter<T> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub fn iter(&self) -> Iter<'_, T> {
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/trace.rs:66:18
[INFO] [stdout]    |
[INFO] [stdout] 66 |     pub fn times(&self) -> Times {
[INFO] [stdout]    |                  ^^^^^     ^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 66 |     pub fn times(&self) -> Times<'_> {
[INFO] [stdout]    |                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/trace.rs:105:24
[INFO] [stdout]     |
[INFO] [stdout] 105 |     pub fn first_state(&self) -> Option<TimedState<T>> {
[INFO] [stdout]     |                        ^^^^^            ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                        |
[INFO] [stdout]     |                        the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 105 |     pub fn first_state(&self) -> Option<TimedState<'_, T>> {
[INFO] [stdout]     |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.55s
[INFO] running `Command { std: "docker" "inspect" "1e8a64762710752ccb177933eae887ae3765107227ff06de58dd08cadb9331c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e8a64762710752ccb177933eae887ae3765107227ff06de58dd08cadb9331c2", kill_on_drop: false }`
[INFO] [stdout] 1e8a64762710752ccb177933eae887ae3765107227ff06de58dd08cadb9331c2