[INFO] fetching crate rcin 0.2.1...
[INFO] testing rcin-0.2.1 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate rcin 0.2.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate rcin 0.2.1 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rcin 0.2.1
[INFO] finished tweaking crates.io crate rcin 0.2.1
[INFO] tweaked toml for crates.io crate rcin 0.2.1 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a3252d96cab04d227a65b31a79ee911d1ab13ca7bb6ad25695b32f1ce49e1392
[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" "a3252d96cab04d227a65b31a79ee911d1ab13ca7bb6ad25695b32f1ce49e1392", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3252d96cab04d227a65b31a79ee911d1ab13ca7bb6ad25695b32f1ce49e1392", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3252d96cab04d227a65b31a79ee911d1ab13ca7bb6ad25695b32f1ce49e1392", kill_on_drop: false }`
[INFO] [stdout] a3252d96cab04d227a65b31a79ee911d1ab13ca7bb6ad25695b32f1ce49e1392
[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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 43f602de87466a54c721b401b4b2fa0f9472fb016a1192eff814cde0709d16cd
[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" "43f602de87466a54c721b401b4b2fa0f9472fb016a1192eff814cde0709d16cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling rcin v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: static variable `rin` should have an upper case name
[INFO] [stdout]    --> src/lib.rs:260:20
[INFO] [stdout]     |
[INFO] [stdout] 260 |     pub static ref rin: RCin = RCin{};
[INFO] [stdout]     |                    ^^^ help: convert the identifier to upper case: `RIN`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "43f602de87466a54c721b401b4b2fa0f9472fb016a1192eff814cde0709d16cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43f602de87466a54c721b401b4b2fa0f9472fb016a1192eff814cde0709d16cd", kill_on_drop: false }`
[INFO] [stdout] 43f602de87466a54c721b401b4b2fa0f9472fb016a1192eff814cde0709d16cd
[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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 59a132c8ce53d4cbb17f1032c9b3790fd284eb2f0e9cf016c31fb94a53cb858b
[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" "59a132c8ce53d4cbb17f1032c9b3790fd284eb2f0e9cf016c31fb94a53cb858b", kill_on_drop: false }`
[INFO] [stderr]    Compiling rcin v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: static variable `rin` should have an upper case name
[INFO] [stdout]    --> src/lib.rs:260:20
[INFO] [stdout]     |
[INFO] [stdout] 260 |     pub static ref rin: RCin = RCin{};
[INFO] [stdout]     |                    ^^^ help: convert the identifier to upper case: `RIN`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `rin` should have an upper case name
[INFO] [stdout]    --> src/lib.rs:260:20
[INFO] [stdout]     |
[INFO] [stdout] 260 |     pub static ref rin: RCin = RCin{};
[INFO] [stdout]     |                    ^^^ help: convert the identifier to upper case: `RIN`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "59a132c8ce53d4cbb17f1032c9b3790fd284eb2f0e9cf016c31fb94a53cb858b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59a132c8ce53d4cbb17f1032c9b3790fd284eb2f0e9cf016c31fb94a53cb858b", kill_on_drop: false }`
[INFO] [stdout] 59a132c8ce53d4cbb17f1032c9b3790fd284eb2f0e9cf016c31fb94a53cb858b
[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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", 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] 3b008bd2881c3a45685dd7cf2ef21a61082a2ba498f6a40c1553a2da293c1ad9
[INFO] running `Command { std: "docker" "start" "-a" "3b008bd2881c3a45685dd7cf2ef21a61082a2ba498f6a40c1553a2da293c1ad9", kill_on_drop: false }`
[INFO] [stderr] warning: static variable `rin` should have an upper case name
[INFO] [stderr]    --> src/lib.rs:260:20
[INFO] [stderr]     |
[INFO] [stderr] 260 |     pub static ref rin: RCin = RCin{};
[INFO] [stderr]     |                    ^^^ help: convert the identifier to upper case: `RIN`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rcin` (lib) generated 1 warning
[INFO] [stderr] warning: `rcin` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rcin-4f4cf24c875441d1)
[INFO] [stderr]    Doc-tests rcin
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 16) ... ok
[INFO] [stdout] test src/lib.rs - (line 31) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.55s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3b008bd2881c3a45685dd7cf2ef21a61082a2ba498f6a40c1553a2da293c1ad9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b008bd2881c3a45685dd7cf2ef21a61082a2ba498f6a40c1553a2da293c1ad9", kill_on_drop: false }`
[INFO] [stdout] 3b008bd2881c3a45685dd7cf2ef21a61082a2ba498f6a40c1553a2da293c1ad9