[INFO] fetching crate rustimization 0.1.1...
[INFO] checking rustimization-0.1.1 against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781
[INFO] extracting crate rustimization 0.1.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate rustimization 0.1.1 on toolchain b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustimization 0.1.1
[INFO] finished tweaking crates.io crate rustimization 0.1.1
[INFO] tweaked toml for crates.io crate rustimization 0.1.1 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "fetch" "--locked" "--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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7e3654a8383d952f682950227e47398c5d8e2ed30f5384b114c1e05becb927e5
[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" "7e3654a8383d952f682950227e47398c5d8e2ed30f5384b114c1e05becb927e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e3654a8383d952f682950227e47398c5d8e2ed30f5384b114c1e05becb927e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e3654a8383d952f682950227e47398c5d8e2ed30f5384b114c1e05becb927e5", kill_on_drop: false }`
[INFO] [stdout] 7e3654a8383d952f682950227e47398c5d8e2ed30f5384b114c1e05becb927e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f1f00d9f8f54fc8d694997193097f06d9c996752bf1097d53ac080e083721cdb
[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" "f1f00d9f8f54fc8d694997193097f06d9c996752bf1097d53ac080e083721cdb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.89
[INFO] [stderr]    Compiling lbfgsb-sys v0.1.0
[INFO] [stderr]    Compiling cg-sys v0.1.0
[INFO] [stderr]     Checking rustimization v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lbfgsb_minimizer.rs:12:11
[INFO] [stdout]    |
[INFO] [stdout] 12 |     f:&'a Fn(&Vec<c_double>)->c_double,
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<c_double>)->c_double`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lbfgsb_minimizer.rs:13:11
[INFO] [stdout]    |
[INFO] [stdout] 13 |     g:&'a Fn(&Vec<c_double>)->Vec<c_double>,
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<c_double>)->Vec<c_double>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lbfgsb_minimizer.rs:28:52
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn new(xvec:&'a mut Vec<c_double>,func:&'a Fn(&Vec<c_double>)->c_double,gd:&'a Fn(&Vec<c_double>)->Vec<c_double>)->Self{
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<c_double>)->c_double`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lbfgsb_minimizer.rs:28:88
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn new(xvec:&'a mut Vec<c_double>,func:&'a Fn(&Vec<c_double>)->c_double,gd:&'a Fn(&Vec<c_double>)->Vec<c_double>)->Self{
[INFO] [stdout]    |                                                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<c_double>)->Vec<c_double>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lbfgsb_minimizer.rs:12:11
[INFO] [stdout]    |
[INFO] [stdout] 12 |     f:&'a Fn(&Vec<c_double>)->c_double,
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<c_double>)->c_double`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lbfgsb_minimizer.rs:13:11
[INFO] [stdout]    |
[INFO] [stdout] 13 |     g:&'a Fn(&Vec<c_double>)->Vec<c_double>,
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<c_double>)->Vec<c_double>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lbfgsb_minimizer.rs:28:52
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn new(xvec:&'a mut Vec<c_double>,func:&'a Fn(&Vec<c_double>)->c_double,gd:&'a Fn(&Vec<c_double>)->Vec<c_double>)->Self{
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<c_double>)->c_double`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lbfgsb_minimizer.rs:28:88
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn new(xvec:&'a mut Vec<c_double>,func:&'a Fn(&Vec<c_double>)->c_double,gd:&'a Fn(&Vec<c_double>)->Vec<c_double>)->Self{
[INFO] [stdout]    |                                                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<c_double>)->Vec<c_double>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/cg_minimizer.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 |     f:&'a Fn(&Vec<c_double>)->c_double,
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<c_double>)->c_double`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/cg_minimizer.rs:9:11
[INFO] [stdout]   |
[INFO] [stdout] 9 |     g:&'a Fn(&Vec<c_double>)->Vec<c_double>,
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<c_double>)->Vec<c_double>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/cg_minimizer.rs:21:52
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn new(xvec:&'a mut Vec<c_double>,func:&'a Fn(&Vec<c_double>)->c_double,gd:&'a Fn(&Vec<c_double>)->Vec<c_double>)->Self{
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<c_double>)->c_double`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/cg_minimizer.rs:21:88
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn new(xvec:&'a mut Vec<c_double>,func:&'a Fn(&Vec<c_double>)->c_double,gd:&'a Fn(&Vec<c_double>)->Vec<c_double>)->Self{
[INFO] [stdout]    |                                                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<c_double>)->Vec<c_double>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/minimizer.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 |     f:&'a Fn(&Vec<f64>)->f64,
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<f64>)->f64`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/minimizer.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 |     g:&'a Fn(&Vec<f64>)->Vec<f64>,
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<f64>)->Vec<f64>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/minimizer.rs:14:47
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn new(xvec:&'a mut Vec<f64>,func:&'a Fn(&Vec<f64>)->f64,gd:&'a Fn(&Vec<f64>)->Vec<f64>,m:&'a str)->Self{
[INFO] [stdout]    |                                               ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<f64>)->f64`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/minimizer.rs:14:73
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn new(xvec:&'a mut Vec<f64>,func:&'a Fn(&Vec<f64>)->f64,gd:&'a Fn(&Vec<f64>)->Vec<f64>,m:&'a str)->Self{
[INFO] [stdout]    |                                                                         ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<f64>)->Vec<f64>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/cg_minimizer.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 |     f:&'a Fn(&Vec<c_double>)->c_double,
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<c_double>)->c_double`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/cg_minimizer.rs:9:11
[INFO] [stdout]   |
[INFO] [stdout] 9 |     g:&'a Fn(&Vec<c_double>)->Vec<c_double>,
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<c_double>)->Vec<c_double>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/cg_minimizer.rs:21:52
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn new(xvec:&'a mut Vec<c_double>,func:&'a Fn(&Vec<c_double>)->c_double,gd:&'a Fn(&Vec<c_double>)->Vec<c_double>)->Self{
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<c_double>)->c_double`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/cg_minimizer.rs:21:88
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn new(xvec:&'a mut Vec<c_double>,func:&'a Fn(&Vec<c_double>)->c_double,gd:&'a Fn(&Vec<c_double>)->Vec<c_double>)->Self{
[INFO] [stdout]    |                                                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<c_double>)->Vec<c_double>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/minimizer.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 |     f:&'a Fn(&Vec<f64>)->f64,
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<f64>)->f64`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/minimizer.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 |     g:&'a Fn(&Vec<f64>)->Vec<f64>,
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<f64>)->Vec<f64>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/minimizer.rs:14:47
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn new(xvec:&'a mut Vec<f64>,func:&'a Fn(&Vec<f64>)->f64,gd:&'a Fn(&Vec<f64>)->Vec<f64>,m:&'a str)->Self{
[INFO] [stdout]    |                                               ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<f64>)->f64`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/minimizer.rs:14:73
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn new(xvec:&'a mut Vec<f64>,func:&'a Fn(&Vec<f64>)->f64,gd:&'a Fn(&Vec<f64>)->Vec<f64>,m:&'a str)->Self{
[INFO] [stdout]    |                                                                         ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<f64>)->Vec<f64>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.94s
[INFO] running `Command { std: "docker" "inspect" "f1f00d9f8f54fc8d694997193097f06d9c996752bf1097d53ac080e083721cdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1f00d9f8f54fc8d694997193097f06d9c996752bf1097d53ac080e083721cdb", kill_on_drop: false }`
[INFO] [stdout] f1f00d9f8f54fc8d694997193097f06d9c996752bf1097d53ac080e083721cdb