[INFO] fetching crate ezjsonrpc-macros 0.1.2...
[INFO] checking ezjsonrpc-macros-0.1.2 against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502
[INFO] extracting crate ezjsonrpc-macros 0.1.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate ezjsonrpc-macros 0.1.2 on toolchain 5e3f1b148db5bfa27fee52464ae1f5d34c49d77b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ezjsonrpc-macros 0.1.2
[INFO] finished tweaking crates.io crate ezjsonrpc-macros 0.1.2
[INFO] tweaked toml for crates.io crate ezjsonrpc-macros 0.1.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2b88f77db07218073d6cbe671f911d911de8621f70358498e8d22d4dfa59726a
[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" "2b88f77db07218073d6cbe671f911d911de8621f70358498e8d22d4dfa59726a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b88f77db07218073d6cbe671f911d911de8621f70358498e8d22d4dfa59726a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b88f77db07218073d6cbe671f911d911de8621f70358498e8d22d4dfa59726a", kill_on_drop: false }`
[INFO] [stdout] 2b88f77db07218073d6cbe671f911d911de8621f70358498e8d22d4dfa59726a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "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] b8263a3d283aa9ff9946bd7af3ca6732a07a942a196b49c23ec376f27a17c5bb
[INFO] running `Command { std: "docker" "start" "-a" "b8263a3d283aa9ff9946bd7af3ca6732a07a942a196b49c23ec376f27a17c5bb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]     Checking ezjsonrpc-macros v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]   --> src/lib.rs:37:42
[INFO] [stdout]    |
[INFO] [stdout] 37 |             method.sig.ident.to_string().trim_left_matches("r#").to_owned()
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start_matches`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]   --> src/lib.rs:45:42
[INFO] [stdout]    |
[INFO] [stdout] 45 |             method.sig.ident.to_string().trim_left_matches("r#").to_owned()
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]   --> src/lib.rs:37:42
[INFO] [stdout]    |
[INFO] [stdout] 37 |             method.sig.ident.to_string().trim_left_matches("r#").to_owned()
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start_matches`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]   --> src/lib.rs:45:42
[INFO] [stdout]    |
[INFO] [stdout] 45 |             method.sig.ident.to_string().trim_left_matches("r#").to_owned()
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]    --> src/lib.rs:176:60
[INFO] [stdout]     |
[INFO] [stdout] 176 |                         last_seg.value().ident.to_string().trim_left_matches("r#").to_owned()
[INFO] [stdout]     |                                                            ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]    --> src/lib.rs:187:60
[INFO] [stdout]     |
[INFO] [stdout] 187 |                         last_seg.value().ident.to_string().trim_left_matches("r#").to_owned()
[INFO] [stdout]     |                                                            ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]    --> src/lib.rs:176:60
[INFO] [stdout]     |
[INFO] [stdout] 176 |                         last_seg.value().ident.to_string().trim_left_matches("r#").to_owned()
[INFO] [stdout]     |                                                            ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]    --> src/lib.rs:187:60
[INFO] [stdout]     |
[INFO] [stdout] 187 |                         last_seg.value().ident.to_string().trim_left_matches("r#").to_owned()
[INFO] [stdout]     |                                                            ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.67s
[INFO] running `Command { std: "docker" "inspect" "b8263a3d283aa9ff9946bd7af3ca6732a07a942a196b49c23ec376f27a17c5bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8263a3d283aa9ff9946bd7af3ca6732a07a942a196b49c23ec376f27a17c5bb", kill_on_drop: false }`
[INFO] [stdout] b8263a3d283aa9ff9946bd7af3ca6732a07a942a196b49c23ec376f27a17c5bb