[INFO] fetching crate flatk 0.3.1...
[INFO] testing flatk-0.3.1 against 1.47.0 for beta-1.48-1
[INFO] extracting crate flatk 0.3.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate flatk 0.3.1 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate flatk 0.3.1
[INFO] finished tweaking crates.io crate flatk 0.3.1
[INFO] tweaked toml for crates.io crate flatk 0.3.1 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate flatk 0.3.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3e7922fff26669af0d97eec8cd62c76710a40bcbf109988bcb3644ecd374bcaf
[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" "3e7922fff26669af0d97eec8cd62c76710a40bcbf109988bcb3644ecd374bcaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e7922fff26669af0d97eec8cd62c76710a40bcbf109988bcb3644ecd374bcaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e7922fff26669af0d97eec8cd62c76710a40bcbf109988bcb3644ecd374bcaf", kill_on_drop: false }`
[INFO] [stdout] 3e7922fff26669af0d97eec8cd62c76710a40bcbf109988bcb3644ecd374bcaf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c2f156083752ed4064bb898c096af748a96ccb2ce7b44f86426a7ddac0b0b92e
[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" "c2f156083752ed4064bb898c096af748a96ccb2ce7b44f86426a7ddac0b0b92e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]    Compiling reinterpret v0.2.1
[INFO] [stderr]    Compiling bytemuck v1.2.0
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling flatk-derive v0.2.0
[INFO] [stderr]    Compiling flatk v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.46s
[INFO] running `Command { std: "docker" "inspect" "c2f156083752ed4064bb898c096af748a96ccb2ce7b44f86426a7ddac0b0b92e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2f156083752ed4064bb898c096af748a96ccb2ce7b44f86426a7ddac0b0b92e", kill_on_drop: false }`
[INFO] [stdout] c2f156083752ed4064bb898c096af748a96ccb2ce7b44f86426a7ddac0b0b92e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 37a4f67562320c552449b9ef5209a62482904a9ffbbaa50e62be772b83cd4a3f
[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" "37a4f67562320c552449b9ef5209a62482904a9ffbbaa50e62be772b83cd4a3f", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling serde_json v1.0.56
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling bstr v0.2.13
[INFO] [stderr]    Compiling plotters v0.2.15
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling criterion-plot v0.4.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling tinytemplate v1.1.0
[INFO] [stderr]    Compiling criterion v0.3.3
[INFO] [stderr]    Compiling flatk v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no method named `into_iter` found for struct `Object<&mut [f32; 3], &mut [f32; 3]>` in the current scope
[INFO] [stdout]   --> examples/entity.rs:61:66
[INFO] [stdout]    |
[INFO] [stdout] 6  | struct Object<X, V> {
[INFO] [stdout]    | -------------------
[INFO] [stdout]    | |
[INFO] [stdout]    | method `into_iter` not found for this
[INFO] [stdout]    | doesn't satisfy `_: std::iter::IntoIterator`
[INFO] [stdout]    | doesn't satisfy `_: std::iter::Iterator`
[INFO] [stdout] ...
[INFO] [stdout] 61 |                 for (prev_x, cur) in prev.pos.iter_mut().zip(cur.into_iter()) {
[INFO] [stdout]    |                                                                  ^^^^^^^^^ method not found in `Object<&mut [f32; 3], &mut [f32; 3]>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: the method `into_iter` exists but the following trait bounds were not satisfied:
[INFO] [stdout]            `Object<&mut [f32; 3], &mut [f32; 3]>: std::iter::Iterator`
[INFO] [stdout]            which is required by `Object<&mut [f32; 3], &mut [f32; 3]>: std::iter::IntoIterator`
[INFO] [stdout]            `&Object<&mut [f32; 3], &mut [f32; 3]>: std::iter::Iterator`
[INFO] [stdout]            which is required by `&Object<&mut [f32; 3], &mut [f32; 3]>: std::iter::IntoIterator`
[INFO] [stdout]            `&mut Object<&mut [f32; 3], &mut [f32; 3]>: std::iter::Iterator`
[INFO] [stdout]            which is required by `&mut Object<&mut [f32; 3], &mut [f32; 3]>: std::iter::IntoIterator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `flatk`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0599]: no method named `iter_mut` found for struct `State<&mut [{float}; 3], &mut [{float}; 3]>` in the current scope
[INFO] [stdout]   --> examples/composite_entity.rs:85:41
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct State<X, V> {
[INFO] [stdout]    | ------------------ method `iter_mut` not found for this
[INFO] [stdout] ...
[INFO] [stdout] 85 |                 for (prev, cur) in prev.iter_mut().zip(cur.iter_mut()) {
[INFO] [stdout]    |                                         ^^^^^^^^ method not found in `State<&mut [{float}; 3], &mut [{float}; 3]>`
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]    = note: the following trait defines an item `iter_mut`, perhaps you need to implement it:
[INFO] [stdout]            candidate #1: `flatk::Array`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `iter_mut` found for struct `State<&mut [{float}; 3], &mut [{float}; 3]>` in the current scope
[INFO] [stdout]   --> examples/composite_entity.rs:85:60
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct State<X, V> {
[INFO] [stdout]    | ------------------ method `iter_mut` not found for this
[INFO] [stdout] ...
[INFO] [stdout] 85 |                 for (prev, cur) in prev.iter_mut().zip(cur.iter_mut()) {
[INFO] [stdout]    |                                                            ^^^^^^^^ method not found in `State<&mut [{float}; 3], &mut [{float}; 3]>`
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]    = note: the following trait defines an item `iter_mut`, perhaps you need to implement it:
[INFO] [stdout]            candidate #1: `flatk::Array`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "37a4f67562320c552449b9ef5209a62482904a9ffbbaa50e62be772b83cd4a3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37a4f67562320c552449b9ef5209a62482904a9ffbbaa50e62be772b83cd4a3f", kill_on_drop: false }`
[INFO] [stdout] 37a4f67562320c552449b9ef5209a62482904a9ffbbaa50e62be772b83cd4a3f
