[INFO] updating cached repository https://github.com/vishusandy/blogr
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7258f90a1854f8d026bf3f964987eda127d5fab8
[INFO] checking vishusandy/blogr against try#e922e6444795ab795fab1943288aee3d543699b8 for pr-66852
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvishusandy%2Fblogr" "/workspace/builds/worker-13/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] [stderr] Checking out files:  67% (241/356)   
Checking out files:  68% (243/356)   
Checking out files:  69% (246/356)   
Checking out files:  70% (250/356)   
Checking out files:  71% (253/356)   
Checking out files:  72% (257/356)   
Checking out files:  73% (260/356)   
Checking out files:  74% (264/356)   
Checking out files:  75% (267/356)   
Checking out files:  76% (271/356)   
Checking out files:  77% (275/356)   
Checking out files:  78% (278/356)   
Checking out files:  79% (282/356)   
Checking out files:  80% (285/356)   
Checking out files:  81% (289/356)   
Checking out files:  82% (292/356)   
Checking out files:  83% (296/356)   
Checking out files:  84% (300/356)   
Checking out files:  85% (303/356)   
Checking out files:  86% (307/356)   
Checking out files:  87% (310/356)   
Checking out files:  88% (314/356)   
Checking out files:  89% (317/356)   
Checking out files:  90% (321/356)   
Checking out files:  91% (324/356)   
Checking out files:  92% (328/356)   
Checking out files:  93% (332/356)   
Checking out files:  94% (335/356)   
Checking out files:  95% (339/356)   
Checking out files:  96% (342/356)   
Checking out files:  97% (346/356)   
Checking out files:  98% (349/356)   
Checking out files:  99% (353/356)   
Checking out files: 100% (356/356)   
Checking out files: 100% (356/356), done.
[INFO] validating manifest of git repo https://github.com/vishusandy/blogr on toolchain e922e6444795ab795fab1943288aee3d543699b8
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e922e6444795ab795fab1943288aee3d543699b8" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/vishusandy/blogr
[INFO] finished tweaking git repo https://github.com/vishusandy/blogr
[INFO] tweaked toml for git repo https://github.com/vishusandy/blogr written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/vishusandy/blogr already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e922e6444795ab795fab1943288aee3d543699b8" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e922e6444795ab795fab1943288aee3d543699b8" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 93246625c2f6993e29ac926b8e69a61cc012578125f099b2770728d9c963d71e
[INFO] running `"docker" "start" "-a" "93246625c2f6993e29ac926b8e69a61cc012578125f099b2770728d9c963d71e"`
[INFO] [stderr]     Checking unic-char-range v0.6.0
[INFO] [stderr]     Checking unic-ucd-core v0.6.0
[INFO] [stderr]     Checking md5 v0.3.7
[INFO] [stderr]    Compiling derive_builder v0.5.1
[INFO] [stderr]     Checking typed-arena v1.4.1
[INFO] [stderr]     Checking alloc-no-stdlib v1.2.0
[INFO] [stderr]     Checking unchecked-index v0.2.2
[INFO] [stderr]     Checking owning_ref v0.2.4
[INFO] [stderr]     Checking adler32 v0.2.0
[INFO] [stderr]     Checking pipeline v0.5.0
[INFO] [stderr]     Checking evmap v2.0.2
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]     Checking socket2 v0.3.7
[INFO] [stderr]     Checking phf_shared v0.7.21
[INFO] [stderr]    Compiling pulldown-cmark v0.0.11
[INFO] [stderr]    Compiling serde v1.0.70
[INFO] [stderr]     Checking stringprep v0.1.2
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]     Checking twoway v0.1.8
[INFO] [stderr]    Compiling smallvec v0.6.3
[INFO] [stderr]     Checking lock_api v0.1.3
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]     Checking serde_yaml v0.7.5
[INFO] [stderr]    Compiling derive_builder_core v0.2.0
[INFO] [stderr]    Compiling pest_derive v1.0.7
[INFO] [stderr]    Compiling derive-error-chain v0.10.1
[INFO] [stderr]     Checking r2d2 v0.7.4
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling pear_codegen v0.0.19
[INFO] [stderr]     Checking unic-utils v0.6.0
[INFO] [stderr] error[E0557]: feature has been removed
[INFO] [stderr]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.0.19/src/lib.rs:1:45
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(plugin_registrar, rustc_private, quote)]
[INFO] [stderr]   |                                             ^^^^^ feature has been removed
[INFO] [stderr] 
[INFO] [stderr]     Checking titlecase v0.10.0
[INFO] [stderr]     Checking handlebars v0.28.3
[INFO] [stderr] error[E0463]: can't find crate for `rustc`
[INFO] [stderr]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.0.19/src/lib.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | extern crate rustc;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0463, E0557.
[INFO] [stderr] For more information about an error, try `rustc --explain E0463`.
[INFO] [stderr]     Checking handlebars v0.29.1
[INFO] [stderr] error: could not compile `pear_codegen`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "93246625c2f6993e29ac926b8e69a61cc012578125f099b2770728d9c963d71e"`
[INFO] running `"docker" "rm" "-f" "93246625c2f6993e29ac926b8e69a61cc012578125f099b2770728d9c963d71e"`
[INFO] [stdout] 93246625c2f6993e29ac926b8e69a61cc012578125f099b2770728d9c963d71e