[INFO] fetching crate syntax_ast_builder 0.1.0...
[INFO] checking syntax_ast_builder-0.1.0 against master#ff1737bb00913444173658b4e0b274fd79aabf66 for pr-132712-1
[INFO] extracting crate syntax_ast_builder 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate syntax_ast_builder 0.1.0 on toolchain ff1737bb00913444173658b4e0b274fd79aabf66
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate syntax_ast_builder 0.1.0
[INFO] finished tweaking crates.io crate syntax_ast_builder 0.1.0
[INFO] tweaked toml for crates.io crate syntax_ast_builder 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 09873ed654cc5826ebb6eaf97026fc8f38d18a277db6fe81d1d95d4df7024c00
[INFO] running `Command { std: "docker" "start" "-a" "09873ed654cc5826ebb6eaf97026fc8f38d18a277db6fe81d1d95d4df7024c00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "09873ed654cc5826ebb6eaf97026fc8f38d18a277db6fe81d1d95d4df7024c00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09873ed654cc5826ebb6eaf97026fc8f38d18a277db6fe81d1d95d4df7024c00", kill_on_drop: false }`
[INFO] [stdout] 09873ed654cc5826ebb6eaf97026fc8f38d18a277db6fe81d1d95d4df7024c00
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 92850adc50bd81e3478135d780612d6349af954c205b30434ca3354a465fb45f
[INFO] running `Command { std: "docker" "start" "-a" "92850adc50bd81e3478135d780612d6349af954c205b30434ca3354a465fb45f", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Checking syntax_ast_builder v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0463]: can't find crate for `syntax`
[INFO] [stdout]  --> src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | extern crate syntax;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `syntax`
[INFO] [stdout]  --> src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | extern crate syntax;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Ctx: Clone` is not satisfied
[INFO] [stdout]   --> src/lib.rs:17:10
[INFO] [stdout]    |
[INFO] [stdout] 17 | #[derive(Copy)]
[INFO] [stdout]    |          ^^^^ the trait `Clone` is not implemented for `Ctx`
[INFO] [stdout]    |
[INFO] [stdout] note: required by a bound in `Copy`
[INFO] [stdout]   --> /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/core/src/marker.rs:416:1
[INFO] [stdout]    = note: this error originates in the derive macro `Copy` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider annotating `Ctx` with `#[derive(Clone)]`
[INFO] [stdout]    |
[INFO] [stdout] 18 + #[derive(Clone)]
[INFO] [stdout] 19 | pub struct Ctx;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Ctx: Clone` is not satisfied
[INFO] [stdout]   --> src/lib.rs:17:10
[INFO] [stdout]    |
[INFO] [stdout] 17 | #[derive(Copy)]
[INFO] [stdout]    |          ^^^^ the trait `Clone` is not implemented for `Ctx`
[INFO] [stdout]    |
[INFO] [stdout] note: required by a bound in `Copy`
[INFO] [stdout]   --> /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/core/src/marker.rs:416:1
[INFO] [stdout]    = note: this error originates in the derive macro `Copy` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider annotating `Ctx` with `#[derive(Clone)]`
[INFO] [stdout]    |
[INFO] [stdout] 18 + #[derive(Clone)]
[INFO] [stdout] 19 | pub struct Ctx;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0119]: conflicting implementations of trait `IntoPath` for type `&str`
[INFO] [stdout]    --> src/lib.rs:102:1
[INFO] [stdout]     |
[INFO] [stdout] 96  | impl<'a> IntoPath for &'a str {
[INFO] [stdout]     | ----------------------------- first implementation here
[INFO] [stdout] ...
[INFO] [stdout] 102 | impl<'a, I, T> IntoPath for I where I: IntoIterator<Item=T>, T: ToIdent {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `&str`
[INFO] [stdout]     |
[INFO] [stdout]     = note: upstream crates may add a new impl of trait `std::iter::IntoIterator` for type `&str` in future versions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0119]: conflicting implementations of trait `IntoPath` for type `&str`
[INFO] [stdout]    --> src/lib.rs:102:1
[INFO] [stdout]     |
[INFO] [stdout] 96  | impl<'a> IntoPath for &'a str {
[INFO] [stdout]     | ----------------------------- first implementation here
[INFO] [stdout] ...
[INFO] [stdout] 102 | impl<'a, I, T> IntoPath for I where I: IntoIterator<Item=T>, T: ToIdent {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `&str`
[INFO] [stdout]     |
[INFO] [stdout]     = note: upstream crates may add a new impl of trait `std::iter::IntoIterator` for type `&str` in future versions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Identity: Clone` is not satisfied
[INFO] [stdout]    --> src/lib.rs:154:10
[INFO] [stdout]     |
[INFO] [stdout] 154 | #[derive(Copy)]
[INFO] [stdout]     |          ^^^^ the trait `Clone` is not implemented for `Identity`
[INFO] [stdout]     |
[INFO] [stdout] note: required by a bound in `Copy`
[INFO] [stdout]    --> /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/core/src/marker.rs:416:1
[INFO] [stdout]     = note: this error originates in the derive macro `Copy` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider annotating `Identity` with `#[derive(Clone)]`
[INFO] [stdout]     |
[INFO] [stdout] 155 + #[derive(Clone)]
[INFO] [stdout] 156 | pub struct Identity;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Identity: Clone` is not satisfied
[INFO] [stdout]    --> src/lib.rs:154:10
[INFO] [stdout]     |
[INFO] [stdout] 154 | #[derive(Copy)]
[INFO] [stdout]     |          ^^^^ the trait `Clone` is not implemented for `Identity`
[INFO] [stdout]     |
[INFO] [stdout] note: required by a bound in `Copy`
[INFO] [stdout]    --> /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/core/src/marker.rs:416:1
[INFO] [stdout]     = note: this error originates in the derive macro `Copy` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider annotating `Identity` with `#[derive(Clone)]`
[INFO] [stdout]     |
[INFO] [stdout] 155 + #[derive(Clone)]
[INFO] [stdout] 156 | pub struct Identity;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0119, E0277, E0463.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0119`.
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0119, E0277, E0463.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0119`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `syntax_ast_builder` (lib test) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `syntax_ast_builder` (lib) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "92850adc50bd81e3478135d780612d6349af954c205b30434ca3354a465fb45f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92850adc50bd81e3478135d780612d6349af954c205b30434ca3354a465fb45f", kill_on_drop: false }`
[INFO] [stdout] 92850adc50bd81e3478135d780612d6349af954c205b30434ca3354a465fb45f