[INFO] cloning repository https://github.com/lark-exploration/lark
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lark-exploration/lark" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flark-exploration%2Flark", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flark-exploration%2Flark'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 87d1e42107ced29f5ef23b70ef66e3b6fa2e74de
[INFO] checking lark-exploration/lark against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flark-exploration%2Flark" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lark-exploration/lark on toolchain 506512391b1a75ae450d36c9420978402a91abcc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-5-tc1/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/lark-exploration/lark
[INFO] finished tweaking git repo https://github.com/lark-exploration/lark
[INFO] tweaked toml for git repo https://github.com/lark-exploration/lark written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/lark-exploration/lark 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" "+506512391b1a75ae450d36c9420978402a91abcc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded salsa v0.12.0
[INFO] [stderr]   Downloaded datafrog v2.0.1
[INFO] [stderr]   Downloaded generational-arena v0.2.0
[INFO] [stderr]   Downloaded pretty_env_logger v0.3.0
[INFO] [stderr]   Downloaded derive-new v0.5.6
[INFO] [stderr]   Downloaded salsa-macros v0.12.0
[INFO] [stderr]   Downloaded unindent v0.1.3
[INFO] [stderr]   Downloaded flexi_logger v0.10.5
[INFO] [stderr]   Downloaded language-reporting v0.3.0
[INFO] [stderr]   Downloaded languageserver-types v0.54.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fd8b2573ea9eb8124d2895e017f44121044188f0666e6a1e1268bfcd78d63bb8
[INFO] running `Command { std: "docker" "start" "-a" "fd8b2573ea9eb8124d2895e017f44121044188f0666e6a1e1268bfcd78d63bb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd8b2573ea9eb8124d2895e017f44121044188f0666e6a1e1268bfcd78d63bb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd8b2573ea9eb8124d2895e017f44121044188f0666e6a1e1268bfcd78d63bb8", kill_on_drop: false }`
[INFO] [stdout] fd8b2573ea9eb8124d2895e017f44121044188f0666e6a1e1268bfcd78d63bb8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ccb1350927b5437c02fed19926187dc3ebadc90544a42ef9224c9521d7500061
[INFO] running `Command { std: "docker" "start" "-a" "ccb1350927b5437c02fed19926187dc3ebadc90544a42ef9224c9521d7500061", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.47
[INFO] [stderr]    Compiling proc-macro2 v0.4.25
[INFO] [stderr]    Compiling syn v0.15.33
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling serde v1.0.84
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]    Compiling num-derive v0.2.3
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.4
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling unicode-segmentation v1.2.1
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]     Checking rand_core v0.3.0
[INFO] [stderr]     Checking indexmap v1.0.2
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking byteorder v1.2.7
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]     Checking rand_os v0.1.1
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rustc-hash v1.0.1
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking lark-debug-with v0.1.0 (/opt/rustwide/workdir/components/lark-debug-with)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> components/lark-debug-with/src/lib.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | #![feature(in_band_lifetimes)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: removed due to unsolved ergonomic questions and added lifetime resolution complexity
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stdout] error[E0261]: use of undeclared lifetime name `'me`
[INFO] [stdout]   --> components/lark-debug-with/src/lib.rs:18:32
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn debug_with<Cx: ?Sized>(&'me self, cx: &'me Cx) -> DebugCxPair<'me, &'me Self, Cx> {
[INFO] [stdout]    |                                ^^^ undeclared lifetime
[INFO] [stdout]    |
[INFO] [stdout] help: consider introducing lifetime `'me` here
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn debug_with<'me, Cx: ?Sized>(&'me self, cx: &'me Cx) -> DebugCxPair<'me, &'me Self, Cx> {
[INFO] [stdout]    |                   ++++
[INFO] [stdout] help: consider introducing lifetime `'me` here
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub trait DebugWith<'me> {
[INFO] [stdout]    |                    +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0261]: use of undeclared lifetime name `'me`
[INFO] [stdout]   --> components/lark-debug-with/src/lib.rs:18:47
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn debug_with<Cx: ?Sized>(&'me self, cx: &'me Cx) -> DebugCxPair<'me, &'me Self, Cx> {
[INFO] [stdout]    |                                               ^^^ undeclared lifetime
[INFO] [stdout]    |
[INFO] [stdout] help: consider introducing lifetime `'me` here
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn debug_with<'me, Cx: ?Sized>(&'me self, cx: &'me Cx) -> DebugCxPair<'me, &'me Self, Cx> {
[INFO] [stdout]    |                   ++++
[INFO] [stdout] help: consider introducing lifetime `'me` here
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub trait DebugWith<'me> {
[INFO] [stdout]    |                    +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0261]: use of undeclared lifetime name `'me`
[INFO] [stdout]   --> components/lark-debug-with/src/lib.rs:18:70
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn debug_with<Cx: ?Sized>(&'me self, cx: &'me Cx) -> DebugCxPair<'me, &'me Self, Cx> {
[INFO] [stdout]    |                                                                      ^^^ undeclared lifetime
[INFO] [stdout]    |
[INFO] [stdout] help: consider introducing lifetime `'me` here
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn debug_with<'me, Cx: ?Sized>(&'me self, cx: &'me Cx) -> DebugCxPair<'me, &'me Self, Cx> {
[INFO] [stdout]    |                   ++++
[INFO] [stdout] help: consider introducing lifetime `'me` here
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub trait DebugWith<'me> {
[INFO] [stdout]    |                    +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0261]: use of undeclared lifetime name `'me`
[INFO] [stdout]   --> components/lark-debug-with/src/lib.rs:18:76
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn debug_with<Cx: ?Sized>(&'me self, cx: &'me Cx) -> DebugCxPair<'me, &'me Self, Cx> {
[INFO] [stdout]    |                                                                            ^^^ undeclared lifetime
[INFO] [stdout]    |
[INFO] [stdout] help: consider introducing lifetime `'me` here
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn debug_with<'me, Cx: ?Sized>(&'me self, cx: &'me Cx) -> DebugCxPair<'me, &'me Self, Cx> {
[INFO] [stdout]    |                   ++++
[INFO] [stdout] help: consider introducing lifetime `'me` here
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub trait DebugWith<'me> {
[INFO] [stdout]    |                    +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0261]: use of undeclared lifetime name `'me`
[INFO] [stdout]   --> components/lark-debug-with/src/lib.rs:22:47
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn into_debug_with<Cx: ?Sized>(self, cx: &'me Cx) -> DebugCxPair<'me, Self, Cx>
[INFO] [stdout]    |                                               ^^^ undeclared lifetime
[INFO] [stdout]    |
[INFO] [stdout] help: consider introducing lifetime `'me` here
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn into_debug_with<'me, Cx: ?Sized>(self, cx: &'me Cx) -> DebugCxPair<'me, Self, Cx>
[INFO] [stdout]    |                        ++++
[INFO] [stdout] help: consider introducing lifetime `'me` here
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub trait DebugWith<'me> {
[INFO] [stdout]    |                    +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0261]: use of undeclared lifetime name `'me`
[INFO] [stdout]   --> components/lark-debug-with/src/lib.rs:22:70
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn into_debug_with<Cx: ?Sized>(self, cx: &'me Cx) -> DebugCxPair<'me, Self, Cx>
[INFO] [stdout]    |                                                                      ^^^ undeclared lifetime
[INFO] [stdout]    |
[INFO] [stdout] help: consider introducing lifetime `'me` here
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn into_debug_with<'me, Cx: ?Sized>(self, cx: &'me Cx) -> DebugCxPair<'me, Self, Cx>
[INFO] [stdout]    |                        ++++
[INFO] [stdout] help: consider introducing lifetime `'me` here
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub trait DebugWith<'me> {
[INFO] [stdout]    |                    +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0261]: use of undeclared lifetime name `'me`
[INFO] [stdout]   --> components/lark-debug-with/src/lib.rs:62:57
[INFO] [stdout]    |
[INFO] [stdout] 62 | impl<Value, Cx: ?Sized> std::fmt::Debug for DebugCxPair<'me, Value, Cx>
[INFO] [stdout]    |      -                                                  ^^^ undeclared lifetime
[INFO] [stdout]    |      |
[INFO] [stdout]    |      help: consider introducing lifetime `'me` here: `'me,`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0261]: use of undeclared lifetime name `'me`
[INFO] [stdout]   --> components/lark-debug-with/src/lib.rs:71:59
[INFO] [stdout]    |
[INFO] [stdout] 71 | impl<Value, Cx: ?Sized> std::fmt::Display for DebugCxPair<'me, Value, Cx>
[INFO] [stdout]    |      -                                                    ^^^ undeclared lifetime
[INFO] [stdout]    |      |
[INFO] [stdout]    |      help: consider introducing lifetime `'me` here: `'me,`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]     Checking smallvec v0.6.7
[INFO] [stdout] error: aborting due to 9 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0261, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0261`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lark-debug-with` (lib) due to 10 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "ccb1350927b5437c02fed19926187dc3ebadc90544a42ef9224c9521d7500061", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccb1350927b5437c02fed19926187dc3ebadc90544a42ef9224c9521d7500061", kill_on_drop: false }`
[INFO] [stdout] ccb1350927b5437c02fed19926187dc3ebadc90544a42ef9224c9521d7500061