[INFO] cloning repository https://github.com/g0tt/pfn_2019summer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/g0tt/pfn_2019summer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg0tt%2Fpfn_2019summer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg0tt%2Fpfn_2019summer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a1d14101ed9e7c698bce68a21e82efd928adc7b3
[INFO] checking g0tt/pfn_2019summer against master#485ec3fbcc12fa14ef6596dabb125ad710499c9e for pr-157710
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg0tt%2Fpfn_2019summer" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/g0tt/pfn_2019summer
[INFO] finished tweaking git repo https://github.com/g0tt/pfn_2019summer
[INFO] tweaked toml for git repo https://github.com/g0tt/pfn_2019summer written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/g0tt/pfn_2019summer on toolchain 485ec3fbcc12fa14ef6596dabb125ad710499c9e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+485ec3fbcc12fa14ef6596dabb125ad710499c9e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/g0tt/pfn_2019summer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+485ec3fbcc12fa14ef6596dabb125ad710499c9e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded console v0.7.5
[INFO] [stderr]   Downloaded num-complex v0.2.1
[INFO] [stderr]   Downloaded bitflags v1.0.5
[INFO] [stderr]   Downloaded indicatif v0.11.0
[INFO] [stderr]   Downloaded ndarray v0.12.1
[INFO] [stderr]   Downloaded matrixmultiply v0.1.15
[INFO] [stderr]   Downloaded libc v0.2.54
[INFO] [stderr]   Downloaded rawpointer v0.1.0
[INFO] [stderr]   Downloaded itertools v0.7.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 0e7219c5e9b31cb84d15acbd75c0455ed7030b1a5f12339315f60245579070cb
[INFO] running `Command { std: "docker" "start" "0e7219c5e9b31cb84d15acbd75c0455ed7030b1a5f12339315f60245579070cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "0e7219c5e9b31cb84d15acbd75c0455ed7030b1a5f12339315f60245579070cb" "/opt/rustwide/cargo-home/bin/cargo" "+485ec3fbcc12fa14ef6596dabb125ad710499c9e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e7219c5e9b31cb84d15acbd75c0455ed7030b1a5f12339315f60245579070cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "0e7219c5e9b31cb84d15acbd75c0455ed7030b1a5f12339315f60245579070cb" "/opt/rustwide/cargo-home/bin/cargo" "+485ec3fbcc12fa14ef6596dabb125ad710499c9e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.54
[INFO] [stderr]    Compiling regex v1.1.6
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]    Compiling num-complex v0.2.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking regex-syntax v0.6.6
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]    Compiling ndarray v0.12.1
[INFO] [stderr]    Compiling parking_lot_core v0.5.0
[INFO] [stderr]    Compiling parking_lot v0.8.0
[INFO] [stderr]     Checking aho-corasick v0.7.3
[INFO] [stderr]     Checking either v1.5.2
[INFO] [stderr]     Checking rawpointer v0.1.0
[INFO] [stderr]     Checking number_prefix v0.2.8
[INFO] [stderr]     Checking lock_api v0.2.0
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking termios v0.3.1
[INFO] [stderr]     Checking clicolors-control v1.0.0
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking console v0.7.5
[INFO] [stderr]     Checking indicatif v0.11.0
[INFO] [stderr]     Checking task01 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]  --> src/gnn/optimizer/sgd.rs:9:41
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn new<'b: 'a>(gnn: &'b mut GNN) -> SGD {
[INFO] [stdout]   |                          --             ^^^ the same lifetime is hidden here
[INFO] [stdout]   |                          |
[INFO] [stdout]   |                          the lifetime is named here
[INFO] [stdout]   |
[INFO] [stdout]   = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]   = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'b`
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn new<'b: 'a>(gnn: &'b mut GNN) -> SGD<'b> {
[INFO] [stdout]   |                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]  --> src/gnn/optimizer/momentum_sgd.rs:9:41
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn new<'b: 'a>(gnn: &'b mut GNN) -> MomentumSGD {
[INFO] [stdout]   |                          --             ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]   |                          |
[INFO] [stdout]   |                          the lifetime is named here
[INFO] [stdout]   |
[INFO] [stdout]   = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'b`
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn new<'b: 'a>(gnn: &'b mut GNN) -> MomentumSGD<'b> {
[INFO] [stdout]   |                                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/gnn/optimizer/adam.rs:10:41
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn new<'b: 'a>(gnn: &'b mut GNN) -> Adam {
[INFO] [stdout]    |                          --             ^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'b`
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn new<'b: 'a>(gnn: &'b mut GNN) -> Adam<'b> {
[INFO] [stdout]    |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]  --> src/gnn/optimizer/sgd.rs:9:41
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn new<'b: 'a>(gnn: &'b mut GNN) -> SGD {
[INFO] [stdout]   |                          --             ^^^ the same lifetime is hidden here
[INFO] [stdout]   |                          |
[INFO] [stdout]   |                          the lifetime is named here
[INFO] [stdout]   |
[INFO] [stdout]   = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]   = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'b`
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn new<'b: 'a>(gnn: &'b mut GNN) -> SGD<'b> {
[INFO] [stdout]   |                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]  --> src/gnn/optimizer/momentum_sgd.rs:9:41
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn new<'b: 'a>(gnn: &'b mut GNN) -> MomentumSGD {
[INFO] [stdout]   |                          --             ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]   |                          |
[INFO] [stdout]   |                          the lifetime is named here
[INFO] [stdout]   |
[INFO] [stdout]   = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'b`
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn new<'b: 'a>(gnn: &'b mut GNN) -> MomentumSGD<'b> {
[INFO] [stdout]   |                                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/gnn/optimizer/adam.rs:10:41
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn new<'b: 'a>(gnn: &'b mut GNN) -> Adam {
[INFO] [stdout]    |                          --             ^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'b`
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn new<'b: 'a>(gnn: &'b mut GNN) -> Adam<'b> {
[INFO] [stdout]    |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.64s
[INFO] running `Command { std: "docker" "inspect" "0e7219c5e9b31cb84d15acbd75c0455ed7030b1a5f12339315f60245579070cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e7219c5e9b31cb84d15acbd75c0455ed7030b1a5f12339315f60245579070cb", kill_on_drop: false }`
[INFO] [stdout] 0e7219c5e9b31cb84d15acbd75c0455ed7030b1a5f12339315f60245579070cb
