[INFO] fetching crate mockers 0.21.0...
[INFO] checking mockers-0.21.0 against master#b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 for pr-79470
[INFO] extracting crate mockers 0.21.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate mockers 0.21.0 on toolchain b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mockers 0.21.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate mockers 0.21.0
[INFO] tweaked toml for crates.io crate mockers 0.21.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e87d078c7b954b1a5cdd4524605533e2a137c07d4b9a4b360c838271a60d1182
[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" "e87d078c7b954b1a5cdd4524605533e2a137c07d4b9a4b360c838271a60d1182", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e87d078c7b954b1a5cdd4524605533e2a137c07d4b9a4b360c838271a60d1182", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e87d078c7b954b1a5cdd4524605533e2a137c07d4b9a4b360c838271a60d1182", kill_on_drop: false }`
[INFO] [stdout] e87d078c7b954b1a5cdd4524605533e2a137c07d4b9a4b360c838271a60d1182
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d2e006c8f53c2cc2c46af49c7e3180dc40fc96cf04e05c43b181745845cb6401
[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" "d2e006c8f53c2cc2c46af49c7e3180dc40fc96cf04e05c43b181745845cb6401", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling unindent v0.1.7
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling itertools v0.4.19
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling proc-quote-impl v0.2.2
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]    Compiling indoc-impl v0.3.6
[INFO] [stderr]    Compiling indoc v0.3.6
[INFO] [stderr]    Compiling proc-quote v0.2.2
[INFO] [stderr]    Compiling select-rustc v0.1.2
[INFO] [stderr]    Compiling mockers_derive v0.21.0
[INFO] [stderr]     Checking mockers v0.21.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message contains braces
[INFO] [stdout]   --> src/type_info.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | /     panic!(concat!(
[INFO] [stdout] 13 | |         "\n\n",
[INFO] [stdout] 14 | |         colored!(red: "error:"),
[INFO] [stdout] 15 | |         colored!(bold: " Generic method was called with unknown type parameter."),
[INFO] [stdout] ...  |
[INFO] [stdout] 40 | |         "\n"
[INFO] [stdout] 41 | |     ))
[INFO] [stdout]    | |______^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(panic_fmt)]` on by default
[INFO] [stdout]    = note: this message is not used as a format string, but will be in a future Rust edition
[INFO] [stdout] help: add a "{}" format string to use the message literally
[INFO] [stdout]    |
[INFO] [stdout] 12 |     panic!("{}", concat!(
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message contains braces
[INFO] [stdout]   --> src/type_info.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | /     panic!(concat!(
[INFO] [stdout] 13 | |         "\n\n",
[INFO] [stdout] 14 | |         colored!(red: "error:"),
[INFO] [stdout] 15 | |         colored!(bold: " Generic method was called with unknown type parameter."),
[INFO] [stdout] ...  |
[INFO] [stdout] 40 | |         "\n"
[INFO] [stdout] 41 | |     ))
[INFO] [stdout]    | |______^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(panic_fmt)]` on by default
[INFO] [stdout]    = note: this message is not used as a format string, but will be in a future Rust edition
[INFO] [stdout] help: add a "{}" format string to use the message literally
[INFO] [stdout]    |
[INFO] [stdout] 12 |     panic!("{}", concat!(
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.24s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d2e006c8f53c2cc2c46af49c7e3180dc40fc96cf04e05c43b181745845cb6401", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2e006c8f53c2cc2c46af49c7e3180dc40fc96cf04e05c43b181745845cb6401", kill_on_drop: false }`
[INFO] [stdout] d2e006c8f53c2cc2c46af49c7e3180dc40fc96cf04e05c43b181745845cb6401