[INFO] cloning repository https://github.com/aep/cr2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aep/cr2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faep%2Fcr2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faep%2Fcr2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2dab7fa669b242f8cf2d7b2715e6d0df3f40b65a
[INFO] checking aep/cr2 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faep%2Fcr2" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aep/cr2 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/aep/cr2
[INFO] finished tweaking git repo https://github.com/aep/cr2
[INFO] tweaked toml for git repo https://github.com/aep/cr2 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/aep/cr2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_json v1.0.37
[INFO] [stderr]   Downloaded ed25519-dalek v1.0.0-pre.1
[INFO] [stderr]   Downloaded static_slice v0.0.3
[INFO] [stderr]   Downloaded handlebars v0.29.1
[INFO] [stderr]   Downloaded osaka v0.2.5
[INFO] [stderr]   Downloaded interfaces v0.0.4
[INFO] [stderr]   Downloaded clear_on_drop v0.2.3
[INFO] [stderr]   Downloaded subtle v2.0.0
[INFO] [stderr]   Downloaded axon v0.2.0
[INFO] [stderr]   Downloaded curve25519-dalek v1.0.2
[INFO] [stderr]   Downloaded osaka-dns v0.2.5
[INFO] [stderr]   Downloaded tinylogger v0.1.0
[INFO] [stderr]   Downloaded hacl-star v0.0.11
[INFO] [stderr]   Downloaded hpack v0.3.0
[INFO] [stderr]   Downloaded mtdparts v0.2.0
[INFO] [stderr]   Downloaded osaka-macros v0.2.2
[INFO] [stderr]   Downloaded hacl-star-sys v0.0.6
[INFO] [stderr]   Downloaded x25519-dalek v0.4.4
[INFO] [stderr]   Downloaded snow v0.4.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d90e15327f13cdc40980a6b1cb45203c42dcd8a9e4080ac702e3083641a7ccf9
[INFO] running `Command { std: "docker" "start" "-a" "d90e15327f13cdc40980a6b1cb45203c42dcd8a9e4080ac702e3083641a7ccf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d90e15327f13cdc40980a6b1cb45203c42dcd8a9e4080ac702e3083641a7ccf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d90e15327f13cdc40980a6b1cb45203c42dcd8a9e4080ac702e3083641a7ccf9", kill_on_drop: false }`
[INFO] [stdout] d90e15327f13cdc40980a6b1cb45203c42dcd8a9e4080ac702e3083641a7ccf9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] fa22f9b045cb1c33edbc05d6c08e95abbafd36166c01466d783a145fe726741e
[INFO] running `Command { std: "docker" "start" "-a" "fa22f9b045cb1c33edbc05d6c08e95abbafd36166c01466d783a145fe726741e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.48
[INFO] [stderr]    Compiling proc-macro2 v0.4.26
[INFO] [stderr]    Compiling cfg-if v0.1.6
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.13
[INFO] [stderr]    Compiling serde v1.0.85
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling memchr v2.1.3
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]    Compiling ucd-util v0.1.3
[INFO] [stderr]    Compiling lazy_static v1.2.0
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking lazycell v1.2.1
[INFO] [stderr]    Compiling itoa v0.4.3
[INFO] [stderr]    Compiling subtle v2.0.0
[INFO] [stderr]    Compiling utf8-ranges v1.0.2
[INFO] [stderr]    Compiling unicode-segmentation v1.2.1
[INFO] [stderr]    Compiling remove_dir_all v0.5.1
[INFO] [stderr]     Checking byte-tools v0.3.0
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling pest v0.3.3
[INFO] [stderr]    Compiling nix v0.11.0
[INFO] [stderr]    Compiling nix v0.13.0
[INFO] [stderr]     Checking opaque-debug v0.2.1
[INFO] [stderr]     Checking bitflags v0.8.2
[INFO] [stderr]     Checking static_slice v0.0.3
[INFO] [stderr]     Checking crc8 v0.1.1
[INFO] [stderr]     Checking mtdparts v0.2.0
[INFO] [stderr]     Checking bs58 v0.2.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling backtrace v0.3.13
[INFO] [stderr]    Compiling rand v0.6.4
[INFO] [stderr]    Compiling clear_on_drop v0.2.3
[INFO] [stderr]    Compiling hacl-star-sys v0.0.6
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]     Checking rand_core v0.2.2
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]     Checking block-padding v0.1.2
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking tinylogger v0.1.0
[INFO] [stderr]     Checking smallvec v0.6.8
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling snow v0.4.2
[INFO] [stderr]     Checking hpack v0.3.0
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking rand_os v0.1.1
[INFO] [stderr]     Checking nix v0.9.0
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking dirs v1.0.4
[INFO] [stderr]     Checking num_cpus v1.9.0
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling rand v0.4.5
[INFO] [stderr]     Checking bytes v0.4.11
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking generic-array v0.12.0
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking prost v0.4.0
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]     Checking digest v0.8.0
[INFO] [stderr]     Checking block-buffer v0.7.0
[INFO] [stderr]     Checking mio-extras v2.0.5
[INFO] [stderr]     Checking hacl-star v0.0.11
[INFO] [stderr]    Compiling curve25519-dalek v1.0.2
[INFO] [stderr]     Checking sha2 v0.8.0
[INFO] [stderr]     Checking x25519-dalek v0.4.4
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]    Compiling serde_json v1.0.37
[INFO] [stderr]    Compiling handlebars v0.29.1
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling serde_derive v1.0.85
[INFO] [stderr]    Compiling osaka-macros v0.2.2
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]     Checking ed25519-dalek v1.0.0-pre.1
[INFO] [stderr]     Checking which v2.0.1
[INFO] [stderr]     Checking osaka v0.2.5
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/osaka-0.2.5/src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(custom_attribute)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: removed in favor of `#![register_tool]` and `#![register_attr]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `resume` found for mutable reference `&mut X` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/osaka-0.2.5/src/lib.rs:123:29
[INFO] [stdout]     |
[INFO] [stdout] 123 |         match unsafe { self.resume() } {
[INFO] [stdout]     |                             ^^^^^^ method not found in `&mut X`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling prost-derive v0.4.0
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0557, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `osaka`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "fa22f9b045cb1c33edbc05d6c08e95abbafd36166c01466d783a145fe726741e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa22f9b045cb1c33edbc05d6c08e95abbafd36166c01466d783a145fe726741e", kill_on_drop: false }`
[INFO] [stdout] fa22f9b045cb1c33edbc05d6c08e95abbafd36166c01466d783a145fe726741e