[INFO] cloning repository https://github.com/cyborg42/rcu_128
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cyborg42/rcu_128" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcyborg42%2Frcu_128", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcyborg42%2Frcu_128'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c7607012a07acde43b7ce23e9245264721ecec2c
[INFO] checking cyborg42/rcu_128 against try#411f3ca0d8086d5a27e2aaa79b9ff41f53ab2f51 for pr-138844
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcyborg42%2Frcu_128" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cyborg42/rcu_128 on toolchain 411f3ca0d8086d5a27e2aaa79b9ff41f53ab2f51
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+411f3ca0d8086d5a27e2aaa79b9ff41f53ab2f51" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/cyborg42/rcu_128
[INFO] finished tweaking git repo https://github.com/cyborg42/rcu_128
[INFO] tweaked toml for git repo https://github.com/cyborg42/rcu_128 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/cyborg42/rcu_128 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" "+411f3ca0d8086d5a27e2aaa79b9ff41f53ab2f51" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+411f3ca0d8086d5a27e2aaa79b9ff41f53ab2f51" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ac3ee21c2041cedb77d2e472ecbe02f5e26bf44c7ac06dde905ab914991f4b4f
[INFO] running `Command { std: "docker" "start" "-a" "ac3ee21c2041cedb77d2e472ecbe02f5e26bf44c7ac06dde905ab914991f4b4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac3ee21c2041cedb77d2e472ecbe02f5e26bf44c7ac06dde905ab914991f4b4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac3ee21c2041cedb77d2e472ecbe02f5e26bf44c7ac06dde905ab914991f4b4f", kill_on_drop: false }`
[INFO] [stdout] ac3ee21c2041cedb77d2e472ecbe02f5e26bf44c7ac06dde905ab914991f4b4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+411f3ca0d8086d5a27e2aaa79b9ff41f53ab2f51" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a3bab858562a309428cca27aadb4d7832e1a6ff2c480e0a8c86cb3d6a3f9a95
[INFO] running `Command { std: "docker" "start" "-a" "7a3bab858562a309428cca27aadb4d7832e1a6ff2c480e0a8c86cb3d6a3f9a95", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking rcu_128 v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: could not find `RcuCell` in `rcu_128`
[INFO] [stdout]  --> examples/example.rs:6:22
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let x = rcu_128::RcuCell::new(0);
[INFO] [stdout]   |                      ^^^^^^^ could not find `RcuCell` in `rcu_128`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rcu_128` (example "example") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "7a3bab858562a309428cca27aadb4d7832e1a6ff2c480e0a8c86cb3d6a3f9a95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a3bab858562a309428cca27aadb4d7832e1a6ff2c480e0a8c86cb3d6a3f9a95", kill_on_drop: false }`
[INFO] [stdout] 7a3bab858562a309428cca27aadb4d7832e1a6ff2c480e0a8c86cb3d6a3f9a95