[INFO] fetching crate nemo 0.2.1... [INFO] testing nemo-0.2.1 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] extracting crate nemo 0.2.1 into /workspace/builds/worker-97/source [INFO] validating manifest of crates.io crate nemo 0.2.1 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate nemo 0.2.1 [INFO] finished tweaking crates.io crate nemo 0.2.1 [INFO] tweaked toml for crates.io crate nemo 0.2.1 written to /workspace/builds/worker-97/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 39fcf40fc696d2306abdaacff143a0618560453598405727e2077567ee02cd5d [INFO] running `Command { std: "docker" "start" "-a" "39fcf40fc696d2306abdaacff143a0618560453598405727e2077567ee02cd5d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "39fcf40fc696d2306abdaacff143a0618560453598405727e2077567ee02cd5d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "39fcf40fc696d2306abdaacff143a0618560453598405727e2077567ee02cd5d", kill_on_drop: false }` [INFO] [stdout] 39fcf40fc696d2306abdaacff143a0618560453598405727e2077567ee02cd5d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ae93f2513d828fd4b8eb80bbb2919f85b009635c25fc2f90b8da946bc42d4d7d [INFO] running `Command { std: "docker" "start" "-a" "ae93f2513d828fd4b8eb80bbb2919f85b009635c25fc2f90b8da946bc42d4d7d", kill_on_drop: false }` [INFO] [stderr] Compiling nemo v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> src/lib.rs:14:12 [INFO] [stdout] | [INFO] [stdout] 14 | #![feature(optin_builtin_traits)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: renamed to `auto_traits` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: `impl Trait for .. {}` is an obsolete syntax [INFO] [stdout] --> src/session_types/choose.rs:43:1 [INFO] [stdout] | [INFO] [stdout] 43 | impl NotSame for .. { } [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: use `auto trait Trait {}` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: negative trait bounds are not yet fully implemented; use marker types for now [INFO] [stdout] --> src/session_types/choose.rs:44:9 [INFO] [stdout] | [INFO] [stdout] 44 | impl !NotSame for (A, A) { } [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #68318 for more information [INFO] [stdout] = help: add `#![feature(negative_impls)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/session_types/choose.rs:11:57 [INFO] [stdout] | [INFO] [stdout] 11 | fn defer(chan: Channel, usize) -> Defer; [INFO] [stdout] | ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: usize` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Channel` [INFO] [stdout] --> src/channels.rs:6:13 [INFO] [stdout] | [INFO] [stdout] 6 | use super::{Channel, Protocol, Transfers, IO}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/protocol.rs:82:13 [INFO] [stdout] | [INFO] [stdout] 82 | fn with(Channel) -> Defer; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Channel` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:112:44 [INFO] [stdout] | [INFO] [stdout] 112 | unsafe fn send_discriminant(&mut self, usize); [INFO] [stdout] | ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: usize` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:128:31 [INFO] [stdout] | [INFO] [stdout] 128 | unsafe fn send(&mut self, T); [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: T` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors; 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0557, E0658. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0557`. [INFO] [stdout] [INFO] [stderr] error: could not compile `nemo` due to 4 previous errors; 5 warnings emitted [INFO] running `Command { std: "docker" "inspect" "ae93f2513d828fd4b8eb80bbb2919f85b009635c25fc2f90b8da946bc42d4d7d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ae93f2513d828fd4b8eb80bbb2919f85b009635c25fc2f90b8da946bc42d4d7d", kill_on_drop: false }` [INFO] [stdout] ae93f2513d828fd4b8eb80bbb2919f85b009635c25fc2f90b8da946bc42d4d7d