[INFO] fetching crate casbin 2.0.6...
[INFO] checking casbin-2.0.6 against master#836c31742687ba4e2f857b5b698e1e9e6b67619c for pr-81789
[INFO] extracting crate casbin 2.0.6 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate casbin 2.0.6 on toolchain 836c31742687ba4e2f857b5b698e1e9e6b67619c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate casbin 2.0.6
[INFO] finished tweaking crates.io crate casbin 2.0.6
[INFO] tweaked toml for crates.io crate casbin 2.0.6 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "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] 2d2f5efd4381dfe4c2af8b888bb489f83e208a4ba6d8a8866a4712777916afd3
[INFO] running `Command { std: "docker" "start" "-a" "2d2f5efd4381dfe4c2af8b888bb489f83e208a4ba6d8a8866a4712777916afd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d2f5efd4381dfe4c2af8b888bb489f83e208a4ba6d8a8866a4712777916afd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d2f5efd4381dfe4c2af8b888bb489f83e208a4ba6d8a8866a4712777916afd3", kill_on_drop: false }`
[INFO] [stdout] 2d2f5efd4381dfe4c2af8b888bb489f83e208a4ba6d8a8866a4712777916afd3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 04d2deee4c781c81e6a2ea8ec46c98e8d0e0726c7609e50ab5f90e61b964c600
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "04d2deee4c781c81e6a2ea8ec46c98e8d0e0726c7609e50ab5f90e61b964c600", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.70
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking futures-core v0.3.14
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking event-listener v2.5.1
[INFO] [stderr]     Checking fastrand v1.4.0
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]     Checking async-task v4.0.3
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking regex-syntax v0.6.23
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]     Checking async-mutex v1.4.0
[INFO] [stderr]     Checking async-lock v2.4.0
[INFO] [stderr]     Checking lock_api v0.4.3
[INFO] [stderr]     Checking smartstring v0.2.6
[INFO] [stderr]     Checking async-channel v1.6.1
[INFO] [stderr]    Compiling ahash v0.7.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling tokio v1.5.0
[INFO] [stderr]     Checking futures-lite v1.11.3
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking socket2 v0.4.0
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking blocking v1.0.2
[INFO] [stderr]     Checking async-executor v1.4.0
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking regex v1.4.5
[INFO] [stderr]    Compiling ctor v0.1.20
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling rhai_codegen v0.3.5
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]     Checking value-bag v1.0.0-alpha.6
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking polling v2.0.3
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking mio v0.7.11
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking async-io v1.4.0
[INFO] [stderr]     Checking async-global-executor v2.0.2
[INFO] [stderr]     Checking async-std v1.9.0
[INFO] [stderr]     Checking rhai v0.19.15
[INFO] [stderr]     Checking casbin v2.0.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `RegisterFn`
[INFO] [stdout]   --> src/enforcer.rs:34:54
[INFO] [stdout]    |
[INFO] [stdout] 34 |     Dynamic, Engine, EvalAltResult, ImmutableString, RegisterFn, Scope,
[INFO] [stdout]    |                                                      ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `rhai::RegisterFn`: this trait is no longer needed and will be removed in the future
[INFO] [stdout]   --> src/enforcer.rs:34:54
[INFO] [stdout]    |
[INFO] [stdout] 34 |     Dynamic, Engine, EvalAltResult, ImmutableString, RegisterFn, Scope,
[INFO] [stdout]    |                                                      ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RegisterFn`
[INFO] [stdout]   --> src/enforcer.rs:34:54
[INFO] [stdout]    |
[INFO] [stdout] 34 |     Dynamic, Engine, EvalAltResult, ImmutableString, RegisterFn, Scope,
[INFO] [stdout]    |                                                      ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `rhai::RegisterFn`: this trait is no longer needed and will be removed in the future
[INFO] [stdout]   --> src/enforcer.rs:34:54
[INFO] [stdout]    |
[INFO] [stdout] 34 |     Dynamic, Engine, EvalAltResult, ImmutableString, RegisterFn, Scope,
[INFO] [stdout]    |                                                      ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `set_fn_1` found for mutable reference `&mut Module` in the current scope
[INFO] [stdout]   --> src/enforcer.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |     lib.set_fn_1("escape_assertion", |s: ImmutableString| {
[INFO] [stdout]    |         ^^^^^^^^ help: there is an associated function with a similar name: `set_fn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `set_fn_1` found for mutable reference `&mut Module` in the current scope
[INFO] [stdout]   --> src/enforcer.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |     lib.set_fn_1("escape_assertion", |s: ImmutableString| {
[INFO] [stdout]    |         ^^^^^^^^ help: there is an associated function with a similar name: `set_fn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `casbin`
[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] [stdout] error: aborting due to previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "04d2deee4c781c81e6a2ea8ec46c98e8d0e0726c7609e50ab5f90e61b964c600", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04d2deee4c781c81e6a2ea8ec46c98e8d0e0726c7609e50ab5f90e61b964c600", kill_on_drop: false }`
[INFO] [stdout] 04d2deee4c781c81e6a2ea8ec46c98e8d0e0726c7609e50ab5f90e61b964c600