[INFO] fetching crate parse-generics-poc 0.1.0...
[INFO] checking parse-generics-poc-0.1.0 against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384
[INFO] extracting crate parse-generics-poc 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate parse-generics-poc 0.1.0 on toolchain 506512391b1a75ae450d36c9420978402a91abcc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate parse-generics-poc 0.1.0
[INFO] finished tweaking crates.io crate parse-generics-poc 0.1.0
[INFO] tweaked toml for crates.io crate parse-generics-poc 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: support for rustc plugins has been removed from rustc. library `parse_generics_poc` should not specify `plugin = true`
[INFO] [stderr] warning: support for `plugin = true` will be removed from cargo in the future
[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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5696646c88fb0a45a04ed8c4a47f1d0bc8d81e120522762fe3043353769f10a2
[INFO] running `Command { std: "docker" "start" "-a" "5696646c88fb0a45a04ed8c4a47f1d0bc8d81e120522762fe3043353769f10a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5696646c88fb0a45a04ed8c4a47f1d0bc8d81e120522762fe3043353769f10a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5696646c88fb0a45a04ed8c4a47f1d0bc8d81e120522762fe3043353769f10a2", kill_on_drop: false }`
[INFO] [stdout] 5696646c88fb0a45a04ed8c4a47f1d0bc8d81e120522762fe3043353769f10a2
[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=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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db56d6276350abf0610526ae8af60825e08fd3582b9d93208a764b075cc3cf5f
[INFO] running `Command { std: "docker" "start" "-a" "db56d6276350abf0610526ae8af60825e08fd3582b9d93208a764b075cc3cf5f", kill_on_drop: false }`
[INFO] [stderr] warning: support for rustc plugins has been removed from rustc. library `parse_generics_poc` should not specify `plugin = true`
[INFO] [stderr] warning: support for `plugin = true` will be removed from cargo in the future
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]    Compiling parse-generics-poc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> src/lib.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 38 | #![feature(plugin_registrar, rustc_private)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: plugins are no longer supported
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> src/lib.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 38 | #![feature(plugin_registrar, rustc_private)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: plugins are no longer supported
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `syntax`
[INFO] [stdout]   --> src/lib.rs:40:1
[INFO] [stdout]    |
[INFO] [stdout] 40 | extern crate syntax;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `rustc_plugin`
[INFO] [stdout]   --> src/lib.rs:41:1
[INFO] [stdout]    |
[INFO] [stdout] 41 | extern crate rustc_plugin;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe you need to install the missing components with: `rustup component add rust-src rustc-dev llvm-tools-preview`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `syntax`
[INFO] [stdout]   --> src/lib.rs:40:1
[INFO] [stdout]    |
[INFO] [stdout] 40 | extern crate syntax;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `rustc_plugin`
[INFO] [stdout]   --> src/lib.rs:41:1
[INFO] [stdout]    |
[INFO] [stdout] 41 | extern crate rustc_plugin;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe you need to install the missing components with: `rustup component add rust-src rustc-dev llvm-tools-preview`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `plugin_registrar` in this scope
[INFO] [stdout]    --> src/lib.rs:113:3
[INFO] [stdout]     |
[INFO] [stdout] 113 | #[plugin_registrar]
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `plugin_registrar` is in scope, but it is a function, not an attribute
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `plugin_registrar` in this scope
[INFO] [stdout]    --> src/lib.rs:113:3
[INFO] [stdout]     |
[INFO] [stdout] 113 | #[plugin_registrar]
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `plugin_registrar` is in scope, but it is a function, not an attribute
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0531]: cannot find tuple struct or tuple variant `TraitTyParamBound` in this scope
[INFO] [stdout]    --> src/lib.rs:715:9
[INFO] [stdout]     |
[INFO] [stdout] 715 |         TraitTyParamBound(ref ptr, ref tbm) => {
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0531]: cannot find tuple struct or tuple variant `TraitTyParamBound` in this scope
[INFO] [stdout]    --> src/lib.rs:715:9
[INFO] [stdout]     |
[INFO] [stdout] 715 |         TraitTyParamBound(ref ptr, ref tbm) => {
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0531]: cannot find tuple struct or tuple variant `RegionTyParamBound` in this scope
[INFO] [stdout]    --> src/lib.rs:738:9
[INFO] [stdout]     |
[INFO] [stdout] 738 |         RegionTyParamBound(lt) => {
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0531]: cannot find tuple struct or tuple variant `RegionTyParamBound` in this scope
[INFO] [stdout]    --> src/lib.rs:738:9
[INFO] [stdout]     |
[INFO] [stdout] 738 |         RegionTyParamBound(lt) => {
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> src/lib.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 38 | #![feature(plugin_registrar, rustc_private)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: plugins are no longer supported
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `syntax`
[INFO] [stdout]   --> src/lib.rs:40:1
[INFO] [stdout]    |
[INFO] [stdout] 40 | extern crate syntax;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `rustc_plugin`
[INFO] [stdout]   --> src/lib.rs:41:1
[INFO] [stdout]    |
[INFO] [stdout] 41 | extern crate rustc_plugin;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe you need to install the missing components with: `rustup component add rust-src rustc-dev llvm-tools-preview`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0463, E0531, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0463, E0531, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `parse-generics-poc` (lib) due to 7 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `parse-generics-poc` (lib) due to 7 previous errors
[INFO] [stdout] error: cannot find attribute `plugin_registrar` in this scope
[INFO] [stdout]    --> src/lib.rs:113:3
[INFO] [stdout]     |
[INFO] [stdout] 113 | #[plugin_registrar]
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `plugin_registrar` is in scope, but it is a function, not an attribute
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0531]: cannot find tuple struct or tuple variant `TraitTyParamBound` in this scope
[INFO] [stdout]    --> src/lib.rs:715:9
[INFO] [stdout]     |
[INFO] [stdout] 715 |         TraitTyParamBound(ref ptr, ref tbm) => {
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0531]: cannot find tuple struct or tuple variant `RegionTyParamBound` in this scope
[INFO] [stdout]    --> src/lib.rs:738:9
[INFO] [stdout]     |
[INFO] [stdout] 738 |         RegionTyParamBound(lt) => {
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0463, E0531, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `parse-generics-poc` (lib test) due to 7 previous errors
[INFO] running `Command { std: "docker" "inspect" "db56d6276350abf0610526ae8af60825e08fd3582b9d93208a764b075cc3cf5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db56d6276350abf0610526ae8af60825e08fd3582b9d93208a764b075cc3cf5f", kill_on_drop: false }`
[INFO] [stdout] db56d6276350abf0610526ae8af60825e08fd3582b9d93208a764b075cc3cf5f
[INFO] checking parse-generics-poc-0.1.0 against try#dae34b759e282c069aa28752564694effd121a63 for pr-125384
[INFO] extracting crate parse-generics-poc 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate parse-generics-poc 0.1.0 on toolchain dae34b759e282c069aa28752564694effd121a63
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate parse-generics-poc 0.1.0
[INFO] finished tweaking crates.io crate parse-generics-poc 0.1.0
[INFO] tweaked toml for crates.io crate parse-generics-poc 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: support for rustc plugins has been removed from rustc. library `parse_generics_poc` should not specify `plugin = true`
[INFO] [stderr] warning: support for `plugin = true` will be removed from cargo in the future
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7cc35818885cb24923b7588b4d7b22afcc7a3bb4d9aaeb64f2763f904ee85234
[INFO] running `Command { std: "docker" "start" "-a" "7cc35818885cb24923b7588b4d7b22afcc7a3bb4d9aaeb64f2763f904ee85234", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7cc35818885cb24923b7588b4d7b22afcc7a3bb4d9aaeb64f2763f904ee85234", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cc35818885cb24923b7588b4d7b22afcc7a3bb4d9aaeb64f2763f904ee85234", kill_on_drop: false }`
[INFO] [stdout] 7cc35818885cb24923b7588b4d7b22afcc7a3bb4d9aaeb64f2763f904ee85234
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dcdf149db66474c56509f9b3082c51657f84b8a548f2dae6cf76b9cb112ca307
[INFO] running `Command { std: "docker" "start" "-a" "dcdf149db66474c56509f9b3082c51657f84b8a548f2dae6cf76b9cb112ca307", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] no edition found in manifest, probably 2015, skipping
[INFO] running `Command { std: "docker" "inspect" "dcdf149db66474c56509f9b3082c51657f84b8a548f2dae6cf76b9cb112ca307", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcdf149db66474c56509f9b3082c51657f84b8a548f2dae6cf76b9cb112ca307", kill_on_drop: false }`
[INFO] [stdout] dcdf149db66474c56509f9b3082c51657f84b8a548f2dae6cf76b9cb112ca307