[INFO] fetching crate llvm-plugin 0.4.1...
[INFO] checking llvm-plugin-0.4.1 against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] extracting crate llvm-plugin 0.4.1 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate llvm-plugin 0.4.1 on toolchain 30f74ff0dc4d66debc8b50724c446f817e5f75f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate llvm-plugin 0.4.1
[INFO] removed 5 missing examples
[INFO] finished tweaking crates.io crate llvm-plugin 0.4.1
[INFO] tweaked toml for crates.io crate llvm-plugin 0.4.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate llvm-plugin 0.4.1 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" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pest v2.5.3
[INFO] [stderr]   Downloaded llvm-sys v100.2.4
[INFO] [stderr]   Downloaded llvm-sys v150.0.3
[INFO] [stderr]   Downloaded llvm-plugin-inkwell-internals v0.7.0
[INFO] [stderr]   Downloaded llvm-plugin-macros v0.2.0
[INFO] [stderr]   Downloaded llvm-sys v160.0.2
[INFO] [stderr]   Downloaded llvm-sys v140.0.3
[INFO] [stderr]   Downloaded llvm-sys v110.0.4
[INFO] [stderr]   Downloaded llvm-sys v120.2.5
[INFO] [stderr]   Downloaded llvm-sys v130.0.5
[INFO] [stderr]   Downloaded llvm-plugin-inkwell v0.3.0
[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" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4372376ddfd293dd2a59ad281a527cb7cf1fd7003fe1f358c02de3ca5e4b5d19
[INFO] running `Command { std: "docker" "start" "-a" "4372376ddfd293dd2a59ad281a527cb7cf1fd7003fe1f358c02de3ca5e4b5d19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4372376ddfd293dd2a59ad281a527cb7cf1fd7003fe1f358c02de3ca5e4b5d19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4372376ddfd293dd2a59ad281a527cb7cf1fd7003fe1f358c02de3ca5e4b5d19", kill_on_drop: false }`
[INFO] [stdout] 4372376ddfd293dd2a59ad281a527cb7cf1fd7003fe1f358c02de3ca5e4b5d19
[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" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e539a977c47998999751addff6bdda1551c29614e0f387890907f123456e1e81
[INFO] running `Command { std: "docker" "start" "-a" "e539a977c47998999751addff6bdda1551c29614e0f387890907f123456e1e81", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling semver v1.0.16
[INFO] [stderr]    Compiling parking_lot_core v0.9.6
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling cc v1.0.78
[INFO] [stderr]    Compiling llvm-plugin-inkwell v0.3.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.56/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "e539a977c47998999751addff6bdda1551c29614e0f387890907f123456e1e81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e539a977c47998999751addff6bdda1551c29614e0f387890907f123456e1e81", kill_on_drop: false }`
[INFO] [stdout] e539a977c47998999751addff6bdda1551c29614e0f387890907f123456e1e81
[INFO] checking llvm-plugin-0.4.1 against try#72eda894eb3548c7ba774079ce0afab42958d4ee for pr-121848-1
[INFO] extracting crate llvm-plugin 0.4.1 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate llvm-plugin 0.4.1 on toolchain 72eda894eb3548c7ba774079ce0afab42958d4ee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate llvm-plugin 0.4.1
[INFO] removed 5 missing examples
[INFO] finished tweaking crates.io crate llvm-plugin 0.4.1
[INFO] tweaked toml for crates.io crate llvm-plugin 0.4.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate llvm-plugin 0.4.1 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" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2e3d78db930dd2c9a8852400f94652b188c1096d44ab5819addc91f100e2a865
[INFO] running `Command { std: "docker" "start" "-a" "2e3d78db930dd2c9a8852400f94652b188c1096d44ab5819addc91f100e2a865", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e3d78db930dd2c9a8852400f94652b188c1096d44ab5819addc91f100e2a865", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e3d78db930dd2c9a8852400f94652b188c1096d44ab5819addc91f100e2a865", kill_on_drop: false }`
[INFO] [stdout] 2e3d78db930dd2c9a8852400f94652b188c1096d44ab5819addc91f100e2a865
[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=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" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4fb00be8ed77163d5126f705c6b4094c1e3b4762ae61672dd40f032e2e32cf55
[INFO] running `Command { std: "docker" "start" "-a" "4fb00be8ed77163d5126f705c6b4094c1e3b4762ae61672dd40f032e2e32cf55", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling parking_lot_core v0.9.6
[INFO] [stderr]    Compiling semver v1.0.16
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling llvm-plugin-inkwell v0.3.0
[INFO] [stderr]    Compiling cc v1.0.78
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.56/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "4fb00be8ed77163d5126f705c6b4094c1e3b4762ae61672dd40f032e2e32cf55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fb00be8ed77163d5126f705c6b4094c1e3b4762ae61672dd40f032e2e32cf55", kill_on_drop: false }`
[INFO] [stdout] 4fb00be8ed77163d5126f705c6b4094c1e3b4762ae61672dd40f032e2e32cf55
