[INFO] fetching crate movingai 1.3.0... [INFO] checking movingai-1.3.0 against master#accc516128b21e960b1a7af45393e9acdd184890 for pr-122501 [INFO] extracting crate movingai 1.3.0 into /workspace/builds/worker-7-tc1/source [INFO] validating manifest of crates.io crate movingai 1.3.0 on toolchain accc516128b21e960b1a7af45393e9acdd184890 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+accc516128b21e960b1a7af45393e9acdd184890" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate movingai 1.3.0 [INFO] finished tweaking crates.io crate movingai 1.3.0 [INFO] tweaked toml for crates.io crate movingai 1.3.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate crates.io crate movingai 1.3.0 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" "+accc516128b21e960b1a7af45393e9acdd184890" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+accc516128b21e960b1a7af45393e9acdd184890" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 72c601f0b51dc26f502d38519be74046223a4eb342cb130f955ec50507358ff7 [INFO] running `Command { std: "docker" "start" "-a" "72c601f0b51dc26f502d38519be74046223a4eb342cb130f955ec50507358ff7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "72c601f0b51dc26f502d38519be74046223a4eb342cb130f955ec50507358ff7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "72c601f0b51dc26f502d38519be74046223a4eb342cb130f955ec50507358ff7", kill_on_drop: false }` [INFO] [stdout] 72c601f0b51dc26f502d38519be74046223a4eb342cb130f955ec50507358ff7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+accc516128b21e960b1a7af45393e9acdd184890" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9aae1d6e8f35e83183ab59afeefdf988b8cac730e8e26f3cf710e4623542187f [INFO] running `Command { std: "docker" "start" "-a" "9aae1d6e8f35e83183ab59afeefdf988b8cac730e8e26f3cf710e4623542187f", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.148 [INFO] [stderr] Compiling ryu v1.0.4 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Checking itoa v0.4.5 [INFO] [stderr] Checking movingai v1.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `serde_json` is imported redundantly [INFO] [stdout] --> examples/into_json.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use serde_json; [INFO] [stdout] | ^^^^^^^^^^ the item `serde_json` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `MovingAiMap: serde::ser::Serialize` is not satisfied [INFO] [stdout] --> examples/into_json.rs:10:44 [INFO] [stdout] | [INFO] [stdout] 10 | let serialized = serde_json::to_string(&map).unwrap(); [INFO] [stdout] | --------------------- ^^^^ the trait `serde::ser::Serialize` is not implemented for `MovingAiMap` [INFO] [stdout] | | [INFO] [stdout] | required by a bound introduced by this call [INFO] [stdout] | [INFO] [stdout] = help: the following other types implement trait `serde::ser::Serialize`: [INFO] [stdout] bool [INFO] [stdout] char [INFO] [stdout] isize [INFO] [stdout] i8 [INFO] [stdout] i16 [INFO] [stdout] i32 [INFO] [stdout] i64 [INFO] [stdout] i128 [INFO] [stdout] and 127 others [INFO] [stdout] note: required by a bound in `serde_json::to_string` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/serde_json-1.0.64/src/ser.rs:2221:17 [INFO] [stdout] | [INFO] [stdout] 2219 | pub fn to_string(value: &T) -> Result [INFO] [stdout] | --------- required by a bound in this function [INFO] [stdout] 2220 | where [INFO] [stdout] 2221 | T: ?Sized + Serialize, [INFO] [stdout] | ^^^^^^^^^ required by this bound in `to_string` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: could not compile `movingai` (example "into_json") due to 2 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "9aae1d6e8f35e83183ab59afeefdf988b8cac730e8e26f3cf710e4623542187f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9aae1d6e8f35e83183ab59afeefdf988b8cac730e8e26f3cf710e4623542187f", kill_on_drop: false }` [INFO] [stdout] 9aae1d6e8f35e83183ab59afeefdf988b8cac730e8e26f3cf710e4623542187f