[INFO] cloning repository https://github.com/prajwalprabhu/data_structure
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/prajwalprabhu/data_structure" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprajwalprabhu%2Fdata_structure", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprajwalprabhu%2Fdata_structure'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5a0ce7c21dba404011c2b1f62eba88bb7f4da7a2
[INFO] testing prajwalprabhu/data_structure against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprajwalprabhu%2Fdata_structure" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/prajwalprabhu/data_structure on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/prajwalprabhu/data_structure
[INFO] finished tweaking git repo https://github.com/prajwalprabhu/data_structure
[INFO] tweaked toml for git repo https://github.com/prajwalprabhu/data_structure written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/prajwalprabhu/data_structure already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] bc08da4fbb2c24d0b9f44537ac13246ac54a8c10bf45cbeed6ab82b26037ab25
[INFO] running `Command { std: "docker" "start" "-a" "bc08da4fbb2c24d0b9f44537ac13246ac54a8c10bf45cbeed6ab82b26037ab25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc08da4fbb2c24d0b9f44537ac13246ac54a8c10bf45cbeed6ab82b26037ab25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc08da4fbb2c24d0b9f44537ac13246ac54a8c10bf45cbeed6ab82b26037ab25", kill_on_drop: false }`
[INFO] [stdout] bc08da4fbb2c24d0b9f44537ac13246ac54a8c10bf45cbeed6ab82b26037ab25
[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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--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] 473ec7d1fdd1b3e318816c64499bfd3bbb91be710e3b4c73546a7c1b69e3f2f2
[INFO] running `Command { std: "docker" "start" "-a" "473ec7d1fdd1b3e318816c64499bfd3bbb91be710e3b4c73546a7c1b69e3f2f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling datastructure v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: module `toBinary` should have a snake case name
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | mod toBinary;
[INFO] [stdout]   |     ^^^^^^^^ help: convert the identifier to snake case: `to_binary`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` 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 1.62s
[INFO] running `Command { std: "docker" "inspect" "473ec7d1fdd1b3e318816c64499bfd3bbb91be710e3b4c73546a7c1b69e3f2f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "473ec7d1fdd1b3e318816c64499bfd3bbb91be710e3b4c73546a7c1b69e3f2f2", kill_on_drop: false }`
[INFO] [stdout] 473ec7d1fdd1b3e318816c64499bfd3bbb91be710e3b4c73546a7c1b69e3f2f2
[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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] 0dd534348dbfb347d63f1784d3f0beec09b80217c36e5665dc9505fdf75f1448
[INFO] running `Command { std: "docker" "start" "-a" "0dd534348dbfb347d63f1784d3f0beec09b80217c36e5665dc9505fdf75f1448", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling datastructure v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: module `toBinary` should have a snake case name
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | mod toBinary;
[INFO] [stdout]   |     ^^^^^^^^ help: convert the identifier to snake case: `to_binary`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` 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 1.99s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/datastructure-44358dcb32db9c54)
[INFO] running `Command { std: "docker" "inspect" "0dd534348dbfb347d63f1784d3f0beec09b80217c36e5665dc9505fdf75f1448", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0dd534348dbfb347d63f1784d3f0beec09b80217c36e5665dc9505fdf75f1448", kill_on_drop: false }`
[INFO] [stdout] 0dd534348dbfb347d63f1784d3f0beec09b80217c36e5665dc9505fdf75f1448
[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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a38a556096ec652c407e72381303245669717f80f1e5f91471ba2e72e3b95d3d
[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" "a38a556096ec652c407e72381303245669717f80f1e5f91471ba2e72e3b95d3d", kill_on_drop: false }`
[INFO] [stderr] warning: module `toBinary` should have a snake case name
[INFO] [stderr]  --> src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | mod toBinary;
[INFO] [stderr]   |     ^^^^^^^^ help: convert the identifier to snake case: `to_binary`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `datastructure` (bin "datastructure" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/datastructure-44358dcb32db9c54)
[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" "a38a556096ec652c407e72381303245669717f80f1e5f91471ba2e72e3b95d3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a38a556096ec652c407e72381303245669717f80f1e5f91471ba2e72e3b95d3d", kill_on_drop: false }`
[INFO] [stdout] a38a556096ec652c407e72381303245669717f80f1e5f91471ba2e72e3b95d3d