[INFO] fetching crate sl-gx 0.0.0...
[INFO] testing sl-gx-0.0.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate sl-gx 0.0.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate sl-gx 0.0.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sl-gx 0.0.0
[INFO] finished tweaking crates.io crate sl-gx 0.0.0
[INFO] tweaked toml for crates.io crate sl-gx 0.0.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eac9ed70231f4d879478d08d6336b983b124d1f6e750092e965de31067468cea
[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" "eac9ed70231f4d879478d08d6336b983b124d1f6e750092e965de31067468cea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eac9ed70231f4d879478d08d6336b983b124d1f6e750092e965de31067468cea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eac9ed70231f4d879478d08d6336b983b124d1f6e750092e965de31067468cea", kill_on_drop: false }`
[INFO] [stdout] eac9ed70231f4d879478d08d6336b983b124d1f6e750092e965de31067468cea
[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=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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a21b7a66d58400be3fa2a42ba484281a1cc537a89bc04ef296fa439620e4d16
[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" "7a21b7a66d58400be3fa2a42ba484281a1cc537a89bc04ef296fa439620e4d16", kill_on_drop: false }`
[INFO] [stderr]    Compiling sl-gx v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:145:32
[INFO] [stdout]     |
[INFO] [stdout] 145 |     pub fn plot(&mut self, f: &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] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "7a21b7a66d58400be3fa2a42ba484281a1cc537a89bc04ef296fa439620e4d16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a21b7a66d58400be3fa2a42ba484281a1cc537a89bc04ef296fa439620e4d16", kill_on_drop: false }`
[INFO] [stdout] 7a21b7a66d58400be3fa2a42ba484281a1cc537a89bc04ef296fa439620e4d16
[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=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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 73b9026f165796eee85a188ccfce5b2cb04e8f5d70c001af2cea57c4ebd0e02d
[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" "73b9026f165796eee85a188ccfce5b2cb04e8f5d70c001af2cea57c4ebd0e02d", kill_on_drop: false }`
[INFO] [stderr]    Compiling sl-gx v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:145:32
[INFO] [stdout]     |
[INFO] [stdout] 145 |     pub fn plot(&mut self, f: &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] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:145:32
[INFO] [stdout]     |
[INFO] [stdout] 145 |     pub fn plot(&mut self, f: &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] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "73b9026f165796eee85a188ccfce5b2cb04e8f5d70c001af2cea57c4ebd0e02d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73b9026f165796eee85a188ccfce5b2cb04e8f5d70c001af2cea57c4ebd0e02d", kill_on_drop: false }`
[INFO] [stdout] 73b9026f165796eee85a188ccfce5b2cb04e8f5d70c001af2cea57c4ebd0e02d
[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=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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 054dbea2fe41659e34727db7dfae50ce1658924c483d8ee16c5a9abd83edf7cf
[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" "054dbea2fe41659e34727db7dfae50ce1658924c483d8ee16c5a9abd83edf7cf", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout] running 0 tests
[INFO] [stderr]    --> src/lib.rs:145:32
[INFO] [stdout] 
[INFO] [stderr]     |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 145 |     pub fn plot(&mut self, f: &Fn(f64)->f64) {
[INFO] [stdout] 
[INFO] [stderr]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64)->f64`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:145:32
[INFO] [stderr]     |
[INFO] [stderr] 145 |     pub fn plot(&mut self, f: &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] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sl_gx-5b0b83a47eae96ee
[INFO] [stderr]    Doc-tests sl-gx
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "054dbea2fe41659e34727db7dfae50ce1658924c483d8ee16c5a9abd83edf7cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "054dbea2fe41659e34727db7dfae50ce1658924c483d8ee16c5a9abd83edf7cf", kill_on_drop: false }`
[INFO] [stdout] 054dbea2fe41659e34727db7dfae50ce1658924c483d8ee16c5a9abd83edf7cf