[INFO] fetching crate axolotl 0.2.0...
[INFO] checking axolotl-0.2.0 against try#012cd62c9add58ab3910e44c137d87db3ab70f61 for pr-155915
[INFO] extracting crate axolotl 0.2.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate axolotl 0.2.0
[INFO] finished tweaking crates.io crate axolotl 0.2.0
[INFO] tweaked toml for crates.io crate axolotl 0.2.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate axolotl 0.2.0 on toolchain 012cd62c9add58ab3910e44c137d87db3ab70f61
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate axolotl 0.2.0 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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b140a3b187163146085712717c8f55dab6f8f0679e0a1bd39b6dc96e458a3259
[INFO] running `Command { std: "docker" "start" "-a" "b140a3b187163146085712717c8f55dab6f8f0679e0a1bd39b6dc96e458a3259", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b140a3b187163146085712717c8f55dab6f8f0679e0a1bd39b6dc96e458a3259", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b140a3b187163146085712717c8f55dab6f8f0679e0a1bd39b6dc96e458a3259", kill_on_drop: false }`
[INFO] [stdout] b140a3b187163146085712717c8f55dab6f8f0679e0a1bd39b6dc96e458a3259
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f5fd152cadd96632317806c836365f7f055561117a16a43f8393fe3b280b2c2
[INFO] running `Command { std: "docker" "start" "-a" "2f5fd152cadd96632317806c836365f7f055561117a16a43f8393fe3b280b2c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling futures-core v0.3.16
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.7
[INFO] [stderr]    Compiling wayland-sys v0.28.6
[INFO] [stderr]     Checking libloading v0.7.0
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]     Checking futures-io v0.3.16
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]     Checking event-listener v2.5.1
[INFO] [stderr]     Checking fastrand v1.5.0
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]     Checking ttf-parser v0.6.2
[INFO] [stderr]    Compiling crossbeam-queue v0.3.2
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.5
[INFO] [stderr]     Checking slab v0.4.4
[INFO] [stderr]    Compiling linked-hash-map v0.5.4
[INFO] [stderr]    Compiling sailfish-compiler v0.3.3
[INFO] [stderr]     Checking async-task v4.0.3
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.4
[INFO] [stderr]     Checking async-channel v1.6.1
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking instant v0.1.10
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `LineColumn` in crate `proc_macro`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.26/src/wrapper.rs:481:33
[INFO] [stdout]     |
[INFO] [stdout] 481 |                 let proc_macro::LineColumn { line, column } = s.start();
[INFO] [stdout]     |                                 ^^^^^^^^^^ not found in `proc_macro`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these structs
[INFO] [stdout]     |
[INFO] [stdout]   1 + use crate::LineColumn;
[INFO] [stdout]     |
[INFO] [stdout]   1 + use crate::fallback::LineColumn;
[INFO] [stdout]     |
[INFO] [stdout] help: if you import `LineColumn`, refer to it directly
[INFO] [stdout]     |
[INFO] [stdout] 481 -                 let proc_macro::LineColumn { line, column } = s.start();
[INFO] [stdout] 481 +                 let LineColumn { line, column } = s.start();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `LineColumn` in crate `proc_macro`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.26/src/wrapper.rs:498:33
[INFO] [stdout]     |
[INFO] [stdout] 498 |                 let proc_macro::LineColumn { line, column } = s.end();
[INFO] [stdout]     |                                 ^^^^^^^^^^ not found in `proc_macro`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these structs
[INFO] [stdout]     |
[INFO] [stdout]   1 + use crate::LineColumn;
[INFO] [stdout]     |
[INFO] [stdout]   1 + use crate::fallback::LineColumn;
[INFO] [stdout]     |
[INFO] [stdout] help: if you import `LineColumn`, refer to it directly
[INFO] [stdout]     |
[INFO] [stdout] 498 -                 let proc_macro::LineColumn { line, column } = s.end();
[INFO] [stdout] 498 +                 let LineColumn { line, column } = s.end();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]     Checking libloading v0.6.7
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling home v0.5.3
[INFO] [stderr]     Checking futures-lite v1.12.0
[INFO] [stderr]     Checking async-mutex v1.4.0
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]    Compiling sailfish v0.3.3
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]    Compiling argh_shared v0.1.5
[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] [stdout] For more information about this error, try `rustc --explain E0422`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2f5fd152cadd96632317806c836365f7f055561117a16a43f8393fe3b280b2c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f5fd152cadd96632317806c836365f7f055561117a16a43f8393fe3b280b2c2", kill_on_drop: false }`
[INFO] [stdout] 2f5fd152cadd96632317806c836365f7f055561117a16a43f8393fe3b280b2c2
