[INFO] fetching crate prefer-dynamic 0.1.2... [INFO] checking prefer-dynamic-0.1.2 against try#2f3c33065a16f1030e8d2f90241df3b4bea01e77 for pr-106060 [INFO] extracting crate prefer-dynamic 0.1.2 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate prefer-dynamic 0.1.2 on toolchain 2f3c33065a16f1030e8d2f90241df3b4bea01e77 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2f3c33065a16f1030e8d2f90241df3b4bea01e77" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate prefer-dynamic 0.1.2 [INFO] finished tweaking crates.io crate prefer-dynamic 0.1.2 [INFO] tweaked toml for crates.io crate prefer-dynamic 0.1.2 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2f3c33065a16f1030e8d2f90241df3b4bea01e77" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2f3c33065a16f1030e8d2f90241df3b4bea01e77" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:9db6adea6fe108e8475f2314ed6ea91319efc655499b550640da2809d69ffe6a" "/opt/rustwide/cargo-home/bin/cargo" "+2f3c33065a16f1030e8d2f90241df3b4bea01e77" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 73dc62eeb6c86ea8c66ba837ae0a712894f396c5c01d2eb41d10c991123fe439 [INFO] running `Command { std: "docker" "start" "-a" "73dc62eeb6c86ea8c66ba837ae0a712894f396c5c01d2eb41d10c991123fe439", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "73dc62eeb6c86ea8c66ba837ae0a712894f396c5c01d2eb41d10c991123fe439", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "73dc62eeb6c86ea8c66ba837ae0a712894f396c5c01d2eb41d10c991123fe439", kill_on_drop: false }` [INFO] [stdout] 73dc62eeb6c86ea8c66ba837ae0a712894f396c5c01d2eb41d10c991123fe439 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:9db6adea6fe108e8475f2314ed6ea91319efc655499b550640da2809d69ffe6a" "/opt/rustwide/cargo-home/bin/cargo" "+2f3c33065a16f1030e8d2f90241df3b4bea01e77" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 687e20afb94f1d0b0a07027861cb7d487daca1978df05915b24d0dcb68e3ab42 [INFO] running `Command { std: "docker" "start" "-a" "687e20afb94f1d0b0a07027861cb7d487daca1978df05915b24d0dcb68e3ab42", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.49 [INFO] [stderr] Compiling quote v1.0.23 [INFO] [stderr] Compiling unicode-ident v1.0.6 [INFO] [stderr] Compiling syn v1.0.107 [INFO] [stderr] Compiling convert_case v0.4.0 [INFO] [stdout] error[E0277]: the trait bound `proc_macro2::TokenStream: From` is not satisfied [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-1.0.107/src/buffer.rs:74:27 [INFO] [stdout] | [INFO] [stdout] 74 | Self::new2(stream.into()) [INFO] [stdout] | ^^^^ the trait `From` is not implemented for `proc_macro2::TokenStream` [INFO] [stdout] | [INFO] [stdout] = help: the trait `From` is implemented for `proc_macro2::TokenStream` [INFO] [stdout] = note: required for `proc_macro::TokenStream` to implement `Into` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `proc_macro2::TokenStream: From` is not satisfied [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-1.0.107/src/parse.rs:1164:52 [INFO] [stdout] | [INFO] [stdout] 1164 | self.parse2(proc_macro2::TokenStream::from(tokens)) [INFO] [stdout] | ------------------------------ ^^^^^^ the trait `From` is not implemented for `proc_macro2::TokenStream` [INFO] [stdout] | | [INFO] [stdout] | required by a bound introduced by this call [INFO] [stdout] | [INFO] [stdout] = help: the trait `From` is implemented for `proc_macro2::TokenStream` [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 E0277`. [INFO] [stdout] [INFO] [stderr] error: could not compile `syn` due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "687e20afb94f1d0b0a07027861cb7d487daca1978df05915b24d0dcb68e3ab42", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "687e20afb94f1d0b0a07027861cb7d487daca1978df05915b24d0dcb68e3ab42", kill_on_drop: false }` [INFO] [stdout] 687e20afb94f1d0b0a07027861cb7d487daca1978df05915b24d0dcb68e3ab42