[INFO] fetching crate df_rocket_okapi_codegen 0.4.1...
[INFO] checking df_rocket_okapi_codegen-0.4.1 against try#a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399 for pr-145770
[INFO] extracting crate df_rocket_okapi_codegen 0.4.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate df_rocket_okapi_codegen 0.4.1
[INFO] finished tweaking crates.io crate df_rocket_okapi_codegen 0.4.1
[INFO] tweaked toml for crates.io crate df_rocket_okapi_codegen 0.4.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate df_rocket_okapi_codegen 0.4.1 on toolchain a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 55 packages to latest compatible versions
[INFO] [stderr]       Adding darling v0.10.2 (available: v0.21.3)
[INFO] [stderr]       Adding rocket_http v0.4.11 (available: v0.5.1)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.106)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3505dcd14ac9fdf114dc233dbbf950c0e5bac6544e7e281b51ebb48da21c0f4f
[INFO] running `Command { std: "docker" "start" "-a" "3505dcd14ac9fdf114dc233dbbf950c0e5bac6544e7e281b51ebb48da21c0f4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3505dcd14ac9fdf114dc233dbbf950c0e5bac6544e7e281b51ebb48da21c0f4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3505dcd14ac9fdf114dc233dbbf950c0e5bac6544e7e281b51ebb48da21c0f4f", kill_on_drop: false }`
[INFO] [stdout] 3505dcd14ac9fdf114dc233dbbf950c0e5bac6544e7e281b51ebb48da21c0f4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8495eb1afcab18f385c43c9f4b71c9eb9692c16da1f23375a43fda09d59541d7
[INFO] running `Command { std: "docker" "start" "-a" "8495eb1afcab18f385c43c9f4b71c9eb9692c16da1f23375a43fda09d59541d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]     Checking tinyvec v1.10.0
[INFO] [stderr]    Compiling yansi v0.5.1
[INFO] [stderr]     Checking unicode-ident v1.0.18
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling pear_codegen v0.1.5
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]     Checking log v0.4.27
[INFO] [stderr]    Compiling httparse v1.10.1
[INFO] [stderr]     Checking unicode-bidi v0.3.18
[INFO] [stderr]     Checking unicode-normalization v0.1.24
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]     Checking matches v0.1.10
[INFO] [stderr]     Checking quote v1.0.40
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking percent-encoding v2.3.2
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking num_cpus v1.17.0
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking traitobject v0.1.1
[INFO] [stderr]     Checking typeable v0.1.2
[INFO] [stderr]     Checking cookie v0.11.5
[INFO] [stderr]     Checking state v0.4.2
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking darling_core v0.10.2
[INFO] [stderr]     Checking pear v0.1.5
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]     Checking rocket_http v0.4.11
[INFO] [stderr]     Checking darling v0.10.2
[INFO] [stdout] error[E0520]: `to_string` specializes an item from a parent `impl`, but that item is not marked `default`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rocket_http-0.4.11/src/raw_str.rs:406:5
[INFO] [stdout]     |
[INFO] [stdout] 406 |     fn to_string(&self) -> String {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: parent implementation is in crate `alloc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0520`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rocket_http` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "8495eb1afcab18f385c43c9f4b71c9eb9692c16da1f23375a43fda09d59541d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8495eb1afcab18f385c43c9f4b71c9eb9692c16da1f23375a43fda09d59541d7", kill_on_drop: false }`
[INFO] [stdout] 8495eb1afcab18f385c43c9f4b71c9eb9692c16da1f23375a43fda09d59541d7
