[INFO] fetching crate civil 0.1.7...
[INFO] testing civil-0.1.7 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate civil 0.1.7 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate civil 0.1.7 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate civil 0.1.7
[INFO] finished tweaking crates.io crate civil 0.1.7
[INFO] tweaked toml for crates.io crate civil 0.1.7 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d61e305d2a9580659f61488e7b64c0aad151425a5b36ab538d8d63c0a943e116
[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" "d61e305d2a9580659f61488e7b64c0aad151425a5b36ab538d8d63c0a943e116", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d61e305d2a9580659f61488e7b64c0aad151425a5b36ab538d8d63c0a943e116", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d61e305d2a9580659f61488e7b64c0aad151425a5b36ab538d8d63c0a943e116", kill_on_drop: false }`
[INFO] [stdout] d61e305d2a9580659f61488e7b64c0aad151425a5b36ab538d8d63c0a943e116
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea1cd9899104ff0813cca366d6260254a0f1166be3cbaf1b70d9fa06298d985e
[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" "ea1cd9899104ff0813cca366d6260254a0f1166be3cbaf1b70d9fa06298d985e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling civil v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/structural/beams/mod.rs:237:24
[INFO] [stdout]     |
[INFO] [stdout] 237 |     pub magnitude: Box<Fn(f64) -> f64>,
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64) -> f64`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/calc/calculus.rs:486:10
[INFO] [stdout]     |
[INFO] [stdout] 486 |         2...64 => {
[INFO] [stdout]     |          ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `augmented_matrix`
[INFO] [stdout]   --> src/calc/gaussjordan.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let mut augmented_matrix: Vec<Vec<f64>>;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_augmented_matrix`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `combined`
[INFO] [stdout]   --> src/calc/gaussjordan.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout] 20 |         let combined = dbg!(tmp.append(&mut the_unit));
[INFO] [stdout]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_combined`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `gauss_jordan_elimination`
[INFO] [stdout]  --> src/calc/gaussjordan.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn gauss_jordan_elimination(matrix:Vec<Vec<f64>>) -> Vec<Vec<f64>> {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "ea1cd9899104ff0813cca366d6260254a0f1166be3cbaf1b70d9fa06298d985e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea1cd9899104ff0813cca366d6260254a0f1166be3cbaf1b70d9fa06298d985e", kill_on_drop: false }`
[INFO] [stdout] ea1cd9899104ff0813cca366d6260254a0f1166be3cbaf1b70d9fa06298d985e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a957aabf751f054d726200d207443cdac5c54cc2f682166b00e3697b92b1811
[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" "1a957aabf751f054d726200d207443cdac5c54cc2f682166b00e3697b92b1811", kill_on_drop: false }`
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/structural/beams/mod.rs:237:24
[INFO] [stdout]     |
[INFO] [stdout] 237 |     pub magnitude: Box<Fn(f64) -> f64>,
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64) -> f64`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling civil v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/calc/calculus.rs:486:10
[INFO] [stdout]     |
[INFO] [stdout] 486 |         2...64 => {
[INFO] [stdout]     |          ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `augmented_matrix`
[INFO] [stdout]   --> src/calc/gaussjordan.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let mut augmented_matrix: Vec<Vec<f64>>;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_augmented_matrix`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `combined`
[INFO] [stdout]   --> src/calc/gaussjordan.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout] 20 |         let combined = dbg!(tmp.append(&mut the_unit));
[INFO] [stdout]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_combined`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `gauss_jordan_elimination`
[INFO] [stdout]  --> src/calc/gaussjordan.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn gauss_jordan_elimination(matrix:Vec<Vec<f64>>) -> Vec<Vec<f64>> {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `crate::gauss_jordan_elimination`
[INFO] [stdout]   --> src/calc/gaussjordan.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 | use crate::gauss_jordan_elimination;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `gauss_jordan_elimination` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/structural/beams/mod.rs:237:24
[INFO] [stdout]     |
[INFO] [stdout] 237 |     pub magnitude: Box<Fn(f64) -> f64>,
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64) -> f64`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/calc/calculus.rs:486:10
[INFO] [stdout]     |
[INFO] [stdout] 486 |         2...64 => {
[INFO] [stdout]     |          ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `civil` due to 2 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "1a957aabf751f054d726200d207443cdac5c54cc2f682166b00e3697b92b1811", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a957aabf751f054d726200d207443cdac5c54cc2f682166b00e3697b92b1811", kill_on_drop: false }`
[INFO] [stdout] 1a957aabf751f054d726200d207443cdac5c54cc2f682166b00e3697b92b1811
