[INFO] fetching crate second_order_ode 0.1.0... [INFO] testing second_order_ode-0.1.0 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799 [INFO] extracting crate second_order_ode 0.1.0 into /workspace/builds/worker-96/source [INFO] validating manifest of crates.io crate second_order_ode 0.1.0 on toolchain 62efba8a050c64249dab942951bb28f710208bc8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate second_order_ode 0.1.0 [INFO] finished tweaking crates.io crate second_order_ode 0.1.0 [INFO] tweaked toml for crates.io crate second_order_ode 0.1.0 written to /workspace/builds/worker-96/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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" "+62efba8a050c64249dab942951bb28f710208bc8" "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-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c64dcc640c0d4e389aae6f97f4f921390713c505f4b55d88edf56b427c1bea60 [INFO] running `Command { std: "docker" "start" "-a" "c64dcc640c0d4e389aae6f97f4f921390713c505f4b55d88edf56b427c1bea60", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c64dcc640c0d4e389aae6f97f4f921390713c505f4b55d88edf56b427c1bea60", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c64dcc640c0d4e389aae6f97f4f921390713c505f4b55d88edf56b427c1bea60", kill_on_drop: false }` [INFO] [stdout] c64dcc640c0d4e389aae6f97f4f921390713c505f4b55d88edf56b427c1bea60 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8e5560528a087856a82567a4eb0aa00af7cda7a526ad8bbc24513f43936301fb [INFO] running `Command { std: "docker" "start" "-a" "8e5560528a087856a82567a4eb0aa00af7cda7a526ad8bbc24513f43936301fb", kill_on_drop: false }` [INFO] [stderr] Compiling second_order_ode v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:61:24 [INFO] [stdout] | [INFO] [stdout] 61 | second_deriv_coef:&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 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:62:23 [INFO] [stdout] | [INFO] [stdout] 62 | first_deriv_coef:&Fn(f64)->f64, [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64)->f64` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:63:14 [INFO] [stdout] | [INFO] [stdout] 63 | fn_coef:&Fn(f64)->f64, [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64)->f64` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.35s [INFO] running `Command { std: "docker" "inspect" "8e5560528a087856a82567a4eb0aa00af7cda7a526ad8bbc24513f43936301fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8e5560528a087856a82567a4eb0aa00af7cda7a526ad8bbc24513f43936301fb", kill_on_drop: false }` [INFO] [stdout] 8e5560528a087856a82567a4eb0aa00af7cda7a526ad8bbc24513f43936301fb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b9cc8d5063fdfa6d6a9e1f58a31af88ce516679c9efe72751e0ce2463d38bc02 [INFO] running `Command { std: "docker" "start" "-a" "b9cc8d5063fdfa6d6a9e1f58a31af88ce516679c9efe72751e0ce2463d38bc02", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:61:24 [INFO] [stdout] | [INFO] [stdout] 61 | second_deriv_coef:&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 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:62:23 [INFO] [stdout] | [INFO] [stdout] 62 | first_deriv_coef:&Fn(f64)->f64, [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64)->f64` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:63:14 [INFO] [stdout] | [INFO] [stdout] 63 | fn_coef:&Fn(f64)->f64, [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64)->f64` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling approx v0.2.1 [INFO] [stderr] Compiling second_order_ode v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:61:24 [INFO] [stdout] | [INFO] [stdout] 61 | second_deriv_coef:&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 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:62:23 [INFO] [stdout] | [INFO] [stdout] 62 | first_deriv_coef:&Fn(f64)->f64, [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64)->f64` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:63:14 [INFO] [stdout] | [INFO] [stdout] 63 | fn_coef:&Fn(f64)->f64, [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64)->f64` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 3.00s [INFO] running `Command { std: "docker" "inspect" "b9cc8d5063fdfa6d6a9e1f58a31af88ce516679c9efe72751e0ce2463d38bc02", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b9cc8d5063fdfa6d6a9e1f58a31af88ce516679c9efe72751e0ce2463d38bc02", kill_on_drop: false }` [INFO] [stdout] b9cc8d5063fdfa6d6a9e1f58a31af88ce516679c9efe72751e0ce2463d38bc02 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 15bca92a95c875e180bf9d84056b632600d7ad528564c0e13f3983f1fae7563f [INFO] running `Command { std: "docker" "start" "-a" "15bca92a95c875e180bf9d84056b632600d7ad528564c0e13f3983f1fae7563f", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:61:24 [INFO] [stderr] | [INFO] [stderr] 61 | second_deriv_coef:&Fn(f64)->f64, [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64)->f64` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:62:23 [INFO] [stderr] | [INFO] [stderr] 62 | first_deriv_coef:&Fn(f64)->f64, [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64)->f64` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:63:14 [INFO] [stderr] | [INFO] [stderr] 63 | fn_coef:&Fn(f64)->f64, [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64)->f64` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: `second_order_ode` (lib) generated 3 warnings [INFO] [stderr] warning: `second_order_ode` (lib test) generated 3 warnings (3 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/second_order_ode-32d953e68634c4ac) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test tests::test_thomas_algorithm ... ok [INFO] [stdout] test tests::test_solve_ode ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests second_order_ode [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - solve_ode (line 45) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.18s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "15bca92a95c875e180bf9d84056b632600d7ad528564c0e13f3983f1fae7563f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "15bca92a95c875e180bf9d84056b632600d7ad528564c0e13f3983f1fae7563f", kill_on_drop: false }` [INFO] [stdout] 15bca92a95c875e180bf9d84056b632600d7ad528564c0e13f3983f1fae7563f