[INFO] cloning repository https://github.com/shubhamgit4u/IO_project
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shubhamgit4u/IO_project" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshubhamgit4u%2FIO_project", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshubhamgit4u%2FIO_project'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5088b5c7e43d82dd139355a1f196d7780653dee1
[INFO] testing shubhamgit4u/IO_project against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshubhamgit4u%2FIO_project" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/shubhamgit4u/IO_project on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/shubhamgit4u/IO_project
[INFO] finished tweaking git repo https://github.com/shubhamgit4u/IO_project
[INFO] tweaked toml for git repo https://github.com/shubhamgit4u/IO_project written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/shubhamgit4u/IO_project already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+62efba8a050c64249dab942951bb28f710208bc8" "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] a42a3cfc40e1552e0307f7f34acb46962ff2213160e5fd85a3554eb33864da1b
[INFO] running `Command { std: "docker" "start" "-a" "a42a3cfc40e1552e0307f7f34acb46962ff2213160e5fd85a3554eb33864da1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a42a3cfc40e1552e0307f7f34acb46962ff2213160e5fd85a3554eb33864da1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a42a3cfc40e1552e0307f7f34acb46962ff2213160e5fd85a3554eb33864da1b", kill_on_drop: false }`
[INFO] [stdout] a42a3cfc40e1552e0307f7f34acb46962ff2213160e5fd85a3554eb33864da1b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5e4917ef7ee4bd76f8f67b4f51647af2fcf02757f8e69a3fa3410f3743cb2400
[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" "5e4917ef7ee4bd76f8f67b4f51647af2fcf02757f8e69a3fa3410f3743cb2400", kill_on_drop: false }`
[INFO] [stderr]    Compiling io_project v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type `config` should have an upper camel case name
[INFO] [stdout]  --> src/lib.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct config{
[INFO] [stdout]   |            ^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Config`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` 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 1.43s
[INFO] running `Command { std: "docker" "inspect" "5e4917ef7ee4bd76f8f67b4f51647af2fcf02757f8e69a3fa3410f3743cb2400", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e4917ef7ee4bd76f8f67b4f51647af2fcf02757f8e69a3fa3410f3743cb2400", kill_on_drop: false }`
[INFO] [stdout] 5e4917ef7ee4bd76f8f67b4f51647af2fcf02757f8e69a3fa3410f3743cb2400
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--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] 04da50cdfdb87ca81c132d1c8c833122cf13a5b90109a608fd3d8d9622338558
[INFO] running `Command { std: "docker" "start" "-a" "04da50cdfdb87ca81c132d1c8c833122cf13a5b90109a608fd3d8d9622338558", kill_on_drop: false }`
[INFO] [stderr]    Compiling io_project v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type `config` should have an upper camel case name
[INFO] [stdout]  --> src/lib.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct config{
[INFO] [stdout]   |            ^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Config`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `config` should have an upper camel case name
[INFO] [stdout]  --> src/lib.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct config{
[INFO] [stdout]   |            ^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Config`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` 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 1.09s
[INFO] running `Command { std: "docker" "inspect" "04da50cdfdb87ca81c132d1c8c833122cf13a5b90109a608fd3d8d9622338558", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04da50cdfdb87ca81c132d1c8c833122cf13a5b90109a608fd3d8d9622338558", kill_on_drop: false }`
[INFO] [stdout] 04da50cdfdb87ca81c132d1c8c833122cf13a5b90109a608fd3d8d9622338558
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+62efba8a050c64249dab942951bb28f710208bc8" "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] 7d6f05d56e04d14b239f278d4b1b25164f0de1cf7d8793a5a260a148faa49707
[INFO] running `Command { std: "docker" "start" "-a" "7d6f05d56e04d14b239f278d4b1b25164f0de1cf7d8793a5a260a148faa49707", kill_on_drop: false }`
[INFO] [stderr] warning: type `config` should have an upper camel case name
[INFO] [stderr]  --> src/lib.rs:5:12
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct config{
[INFO] [stderr]   |            ^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Config`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `io_project` (lib) generated 1 warning
[INFO] [stderr] warning: `io_project` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/io_project-1f442200f2dcfb4f)
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/io_project-5232763311a06b20)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests io_project
[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 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] [stderr] warning: type `config` should have an upper camel case name
[INFO] [stderr]  --> /opt/rustwide/workdir/src/lib.rs:5:12
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct config{
[INFO] [stderr]   |            ^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Config`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[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] running `Command { std: "docker" "inspect" "7d6f05d56e04d14b239f278d4b1b25164f0de1cf7d8793a5a260a148faa49707", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d6f05d56e04d14b239f278d4b1b25164f0de1cf7d8793a5a260a148faa49707", kill_on_drop: false }`
[INFO] [stdout] 7d6f05d56e04d14b239f278d4b1b25164f0de1cf7d8793a5a260a148faa49707