[INFO] fetching crate transportations_library 0.1.6...
[INFO] building transportations_library-0.1.6 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate transportations_library 0.1.6 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate transportations_library 0.1.6
[INFO] finished tweaking crates.io crate transportations_library 0.1.6
[INFO] tweaked toml for crates.io crate transportations_library 0.1.6 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate transportations_library 0.1.6 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate transportations_library 0.1.6 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7f0118c6065dbf05d2b16c64d4e80c01cc1110d0111523dc20f421f5ba4f2fca
[INFO] running `Command { std: "docker" "start" "-a" "7f0118c6065dbf05d2b16c64d4e80c01cc1110d0111523dc20f421f5ba4f2fca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f0118c6065dbf05d2b16c64d4e80c01cc1110d0111523dc20f421f5ba4f2fca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f0118c6065dbf05d2b16c64d4e80c01cc1110d0111523dc20f421f5ba4f2fca", kill_on_drop: false }`
[INFO] [stdout] 7f0118c6065dbf05d2b16c64d4e80c01cc1110d0111523dc20f421f5ba4f2fca
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b4e9c83a49194c201f0be735c0f0c438d146265b71344433e4cdd5e03ce763c3
[INFO] running `Command { std: "docker" "start" "-a" "b4e9c83a49194c201f0be735c0f0c438d146265b71344433e4cdd5e03ce763c3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling serde_json v1.0.114
[INFO] [stderr]    Compiling ryu v1.0.17
[INFO] [stderr]    Compiling round v0.1.2
[INFO] [stderr]    Compiling assert_approx_eq v1.1.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.52
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling transportations_library v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Segment as LibSegment`, `SubSegment as LibSubSegment`, and `TwoLaneHighways as LibTwoLaneHighways`
[INFO] [stdout]  --> src/copython/py_transportationslibrary.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     Segment as LibSegment,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 3 |     SubSegment as LibSubSegment,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 4 |     TwoLaneHighways as LibTwoLaneHighways,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `copython::py_transportationslibrary::*`
[INFO] [stdout]   --> src/lib.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub use copython::py_transportationslibrary::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pt`
[INFO] [stdout]     --> src/hcm/chapter15/twolanehighways.rs:1485:13
[INFO] [stdout]      |
[INFO] [stdout] 1485 |         let pt = self.segments[seg_num].get_passing_type();
[INFO] [stdout]      |             ^^ help: if this is intentional, prefix it with an underscore: `_pt`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `fd_u`
[INFO] [stdout]     --> src/hcm/chapter15/twolanehighways.rs:1640:17
[INFO] [stdout]      |
[INFO] [stdout] 1640 |             let fd_u = self.segments[seg_num - 1].get_followers_density();
[INFO] [stdout]      |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_fd_u`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `l_de` is never read
[INFO] [stdout]     --> src/hcm/chapter15/twolanehighways.rs:1641:21
[INFO] [stdout]      |
[INFO] [stdout] 1641 |             let mut l_de: f64 = 0.0; // effective distance
[INFO] [stdout]      |                     ^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout]      = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y_3`
[INFO] [stdout]     --> src/hcm/chapter15/twolanehighways.rs:1653:21
[INFO] [stdout]      |
[INFO] [stdout] 1653 |                 let y_3 =
[INFO] [stdout]      |                     ^^^ help: if this is intentional, prefix it with an underscore: `_y_3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y_3`
[INFO] [stdout]     --> src/hcm/chapter15/twolanehighways.rs:1671:21
[INFO] [stdout]      |
[INFO] [stdout] 1671 |                 let y_3 = (100.0 - pf_improve) / (100.0 + s_improve);
[INFO] [stdout]      |                     ^^^ help: if this is intentional, prefix it with an underscore: `_y_3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `s_init_fl` is never read
[INFO] [stdout]     --> src/hcm/chapter15/twolanehighways.rs:1515:17
[INFO] [stdout]      |
[INFO] [stdout] 1515 |         let mut s_init_fl: f64 = 0.0;
[INFO] [stdout]      |                 ^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `s_init_sl` is never read
[INFO] [stdout]     --> src/hcm/chapter15/twolanehighways.rs:1516:17
[INFO] [stdout]      |
[INFO] [stdout] 1516 |         let mut s_init_sl: f64 = 0.0;
[INFO] [stdout]      |                 ^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.01s
[INFO] running `Command { std: "docker" "inspect" "b4e9c83a49194c201f0be735c0f0c438d146265b71344433e4cdd5e03ce763c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4e9c83a49194c201f0be735c0f0c438d146265b71344433e4cdd5e03ce763c3", kill_on_drop: false }`
[INFO] [stdout] b4e9c83a49194c201f0be735c0f0c438d146265b71344433e4cdd5e03ce763c3
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b4a2c6b04f48d402764edac866fec40911fbb96291b9c9ed7b076268fd1a8ded
[INFO] running `Command { std: "docker" "start" "-a" "b4a2c6b04f48d402764edac866fec40911fbb96291b9c9ed7b076268fd1a8ded", kill_on_drop: false }`
[INFO] [stdout] warning: unused imports: `Segment as LibSegment`, `SubSegment as LibSubSegment`, and `TwoLaneHighways as LibTwoLaneHighways`
[INFO] [stdout]  --> src/copython/py_transportationslibrary.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     Segment as LibSegment,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 3 |     SubSegment as LibSubSegment,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 4 |     TwoLaneHighways as LibTwoLaneHighways,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `copython::py_transportationslibrary::*`
[INFO] [stdout]   --> src/lib.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub use copython::py_transportationslibrary::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pt`
[INFO] [stdout]     --> src/hcm/chapter15/twolanehighways.rs:1485:13
[INFO] [stdout]      |
[INFO] [stdout] 1485 |         let pt = self.segments[seg_num].get_passing_type();
[INFO] [stdout]      |             ^^ help: if this is intentional, prefix it with an underscore: `_pt`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `fd_u`
[INFO] [stdout]     --> src/hcm/chapter15/twolanehighways.rs:1640:17
[INFO] [stdout]      |
[INFO] [stdout] 1640 |             let fd_u = self.segments[seg_num - 1].get_followers_density();
[INFO] [stdout]      |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_fd_u`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `l_de` is never read
[INFO] [stdout]     --> src/hcm/chapter15/twolanehighways.rs:1641:21
[INFO] [stdout]      |
[INFO] [stdout] 1641 |             let mut l_de: f64 = 0.0; // effective distance
[INFO] [stdout]      |                     ^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout]      = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y_3`
[INFO] [stdout]     --> src/hcm/chapter15/twolanehighways.rs:1653:21
[INFO] [stdout]      |
[INFO] [stdout] 1653 |                 let y_3 =
[INFO] [stdout]      |                     ^^^ help: if this is intentional, prefix it with an underscore: `_y_3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y_3`
[INFO] [stdout]     --> src/hcm/chapter15/twolanehighways.rs:1671:21
[INFO] [stdout]      |
[INFO] [stdout] 1671 |                 let y_3 = (100.0 - pf_improve) / (100.0 + s_improve);
[INFO] [stdout]      |                     ^^^ help: if this is intentional, prefix it with an underscore: `_y_3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `s_init_fl` is never read
[INFO] [stdout]     --> src/hcm/chapter15/twolanehighways.rs:1515:17
[INFO] [stdout]      |
[INFO] [stdout] 1515 |         let mut s_init_fl: f64 = 0.0;
[INFO] [stdout]      |                 ^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `s_init_sl` is never read
[INFO] [stdout]     --> src/hcm/chapter15/twolanehighways.rs:1516:17
[INFO] [stdout]      |
[INFO] [stdout] 1516 |         let mut s_init_sl: f64 = 0.0;
[INFO] [stdout]      |                 ^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling transportations_library v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Segment as LibSegment`, `SubSegment as LibSubSegment`, and `TwoLaneHighways as LibTwoLaneHighways`
[INFO] [stdout]  --> src/copython/py_transportationslibrary.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     Segment as LibSegment,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 3 |     SubSegment as LibSubSegment,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 4 |     TwoLaneHighways as LibTwoLaneHighways,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `copython::py_transportationslibrary::*`
[INFO] [stdout]   --> src/lib.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub use copython::py_transportationslibrary::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pt`
[INFO] [stdout]     --> src/hcm/chapter15/twolanehighways.rs:1485:13
[INFO] [stdout]      |
[INFO] [stdout] 1485 |         let pt = self.segments[seg_num].get_passing_type();
[INFO] [stdout]      |             ^^ help: if this is intentional, prefix it with an underscore: `_pt`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `s_init_fl` is never read
[INFO] [stdout]     --> src/hcm/chapter15/twolanehighways.rs:1515:17
[INFO] [stdout]      |
[INFO] [stdout] 1515 |         let mut s_init_fl: f64 = 0.0;
[INFO] [stdout]      |                 ^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout]      = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `s_init_sl` is never read
[INFO] [stdout]     --> src/hcm/chapter15/twolanehighways.rs:1516:17
[INFO] [stdout]      |
[INFO] [stdout] 1516 |         let mut s_init_sl: f64 = 0.0;
[INFO] [stdout]      |                 ^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `fd_u`
[INFO] [stdout]     --> src/hcm/chapter15/twolanehighways.rs:1640:17
[INFO] [stdout]      |
[INFO] [stdout] 1640 |             let fd_u = self.segments[seg_num - 1].get_followers_density();
[INFO] [stdout]      |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_fd_u`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `l_de` is never read
[INFO] [stdout]     --> src/hcm/chapter15/twolanehighways.rs:1641:21
[INFO] [stdout]      |
[INFO] [stdout] 1641 |             let mut l_de: f64 = 0.0; // effective distance
[INFO] [stdout]      |                     ^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y_3`
[INFO] [stdout]     --> src/hcm/chapter15/twolanehighways.rs:1653:21
[INFO] [stdout]      |
[INFO] [stdout] 1653 |                 let y_3 =
[INFO] [stdout]      |                     ^^^ help: if this is intentional, prefix it with an underscore: `_y_3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y_3`
[INFO] [stdout]     --> src/hcm/chapter15/twolanehighways.rs:1671:21
[INFO] [stdout]      |
[INFO] [stdout] 1671 |                 let y_3 = (100.0 - pf_improve) / (100.0 + s_improve);
[INFO] [stdout]      |                     ^^^ help: if this is intentional, prefix it with an underscore: `_y_3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.27s
[INFO] running `Command { std: "docker" "inspect" "b4a2c6b04f48d402764edac866fec40911fbb96291b9c9ed7b076268fd1a8ded", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4a2c6b04f48d402764edac866fec40911fbb96291b9c9ed7b076268fd1a8ded", kill_on_drop: false }`
[INFO] [stdout] b4a2c6b04f48d402764edac866fec40911fbb96291b9c9ed7b076268fd1a8ded
