[INFO] fetching crate debugger 0.0.1...
[INFO] checking debugger-0.0.1 against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] extracting crate debugger 0.0.1 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate debugger 0.0.1 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 debugger 0.0.1
[INFO] finished tweaking crates.io crate debugger 0.0.1
[INFO] tweaked toml for crates.io crate debugger 0.0.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate debugger 0.0.1 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 scroll_derive v0.11.0
[INFO] [stderr]   Downloaded fireball v0.0.1
[INFO] [stderr]   Downloaded pdb v0.8.0
[INFO] [stderr]   Downloaded scroll v0.11.0
[INFO] [stderr]   Downloaded capstone v0.11.0
[INFO] [stderr]   Downloaded goblin v0.5.4
[INFO] [stderr]   Downloaded uuid v1.2.1
[INFO] [stderr]   Downloaded libc v0.2.136
[INFO] [stderr]   Downloaded capstone-sys v0.15.0
[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] 7949e07ad1c10d1394d6ad89269633e04e9d121941cc354fdd77ae75c0aa66fe
[INFO] running `Command { std: "docker" "start" "-a" "7949e07ad1c10d1394d6ad89269633e04e9d121941cc354fdd77ae75c0aa66fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7949e07ad1c10d1394d6ad89269633e04e9d121941cc354fdd77ae75c0aa66fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7949e07ad1c10d1394d6ad89269633e04e9d121941cc354fdd77ae75c0aa66fe", kill_on_drop: false }`
[INFO] [stdout] 7949e07ad1c10d1394d6ad89269633e04e9d121941cc354fdd77ae75c0aa66fe
[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] 12e16cac817b77201d5880f9267fdf2f1e577baf3f4989dd78bc5c342dfd0b63
[INFO] running `Command { std: "docker" "start" "-a" "12e16cac817b77201d5880f9267fdf2f1e577baf3f4989dd78bc5c342dfd0b63", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.136
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]    Compiling capstone-sys v0.15.0
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling parking_lot_core v0.9.4
[INFO] [stderr]    Compiling signal-hook v0.3.14
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling cpp_demangle v0.3.5
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking plain v0.2.3
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.47/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] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]     Checking uuid v1.2.1
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[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" "12e16cac817b77201d5880f9267fdf2f1e577baf3f4989dd78bc5c342dfd0b63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12e16cac817b77201d5880f9267fdf2f1e577baf3f4989dd78bc5c342dfd0b63", kill_on_drop: false }`
[INFO] [stdout] 12e16cac817b77201d5880f9267fdf2f1e577baf3f4989dd78bc5c342dfd0b63
[INFO] checking debugger-0.0.1 against try#72eda894eb3548c7ba774079ce0afab42958d4ee for pr-121848-1
[INFO] extracting crate debugger 0.0.1 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate debugger 0.0.1 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 debugger 0.0.1
[INFO] finished tweaking crates.io crate debugger 0.0.1
[INFO] tweaked toml for crates.io crate debugger 0.0.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate debugger 0.0.1 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] [stderr]     Blocking waiting for file lock on package cache
[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] 890dde0131ebfcb92714a2b30a53a09ab02702d7dfb157e061249749b5ff8212
[INFO] running `Command { std: "docker" "start" "-a" "890dde0131ebfcb92714a2b30a53a09ab02702d7dfb157e061249749b5ff8212", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "890dde0131ebfcb92714a2b30a53a09ab02702d7dfb157e061249749b5ff8212", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "890dde0131ebfcb92714a2b30a53a09ab02702d7dfb157e061249749b5ff8212", kill_on_drop: false }`
[INFO] [stdout] 890dde0131ebfcb92714a2b30a53a09ab02702d7dfb157e061249749b5ff8212
[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] 51be8bf8925f520ffd8b12abed587cee98a33495ecf367986b926d0d0254c68a
[INFO] running `Command { std: "docker" "start" "-a" "51be8bf8925f520ffd8b12abed587cee98a33495ecf367986b926d0d0254c68a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.136
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]    Compiling capstone-sys v0.15.0
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling parking_lot_core v0.9.4
[INFO] [stderr]    Compiling signal-hook v0.3.14
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling cpp_demangle v0.3.5
[INFO] [stderr]     Checking plain v0.2.3
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]     Checking uuid v1.2.1
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.47/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" "51be8bf8925f520ffd8b12abed587cee98a33495ecf367986b926d0d0254c68a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51be8bf8925f520ffd8b12abed587cee98a33495ecf367986b926d0d0254c68a", kill_on_drop: false }`
[INFO] [stdout] 51be8bf8925f520ffd8b12abed587cee98a33495ecf367986b926d0d0254c68a
