[INFO] cloning repository https://github.com/hsheth2/sieve
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hsheth2/sieve" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhsheth2%2Fsieve", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhsheth2%2Fsieve'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a8ad93fbd789d6a120503b60cfcc41f41efef1b8
[INFO] testing hsheth2/sieve against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhsheth2%2Fsieve" "/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/hsheth2/sieve on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hsheth2/sieve
[INFO] finished tweaking git repo https://github.com/hsheth2/sieve
[INFO] tweaked toml for git repo https://github.com/hsheth2/sieve written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/hsheth2/sieve already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a65b99706f4a2123021dfc40650e842f379a07ffa856a03699afc664119b7699
[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" "a65b99706f4a2123021dfc40650e842f379a07ffa856a03699afc664119b7699", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a65b99706f4a2123021dfc40650e842f379a07ffa856a03699afc664119b7699", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a65b99706f4a2123021dfc40650e842f379a07ffa856a03699afc664119b7699", kill_on_drop: false }`
[INFO] [stdout] a65b99706f4a2123021dfc40650e842f379a07ffa856a03699afc664119b7699
[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=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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 412c17679814500da4d08c13a0b5362445a6235a812249873a00837c3467e892
[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" "412c17679814500da4d08c13a0b5362445a6235a812249873a00837c3467e892", kill_on_drop: false }`
[INFO] [stderr]    Compiling lazy_static v0.2.8
[INFO] [stderr]    Compiling sieve v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/main.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / lazy_static! {
[INFO] [stdout] 11 | |     static ref LIMIT: sync::RwLock<u32> = sync::RwLock::new(0);
[INFO] [stdout] 12 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/main.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / lazy_static! {
[INFO] [stdout] 11 | |     static ref LIMIT: sync::RwLock<u32> = sync::RwLock::new(0);
[INFO] [stdout] 12 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.21s
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "412c17679814500da4d08c13a0b5362445a6235a812249873a00837c3467e892", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "412c17679814500da4d08c13a0b5362445a6235a812249873a00837c3467e892", kill_on_drop: false }`
[INFO] [stdout] 412c17679814500da4d08c13a0b5362445a6235a812249873a00837c3467e892
[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=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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6aba8b9e560c8727798bfadbe3ff76fe579044fbf769697e82ee2868e90184b5
[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" "6aba8b9e560c8727798bfadbe3ff76fe579044fbf769697e82ee2868e90184b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling sieve v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/main.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / lazy_static! {
[INFO] [stdout] 11 | |     static ref LIMIT: sync::RwLock<u32> = sync::RwLock::new(0);
[INFO] [stdout] 12 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/main.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / lazy_static! {
[INFO] [stdout] 11 | |     static ref LIMIT: sync::RwLock<u32> = sync::RwLock::new(0);
[INFO] [stdout] 12 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "6aba8b9e560c8727798bfadbe3ff76fe579044fbf769697e82ee2868e90184b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6aba8b9e560c8727798bfadbe3ff76fe579044fbf769697e82ee2868e90184b5", kill_on_drop: false }`
[INFO] [stdout] 6aba8b9e560c8727798bfadbe3ff76fe579044fbf769697e82ee2868e90184b5
[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=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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f5e2e555b01fc9b3bab844deb7a1be68a4ee6f478551b80dfe60e3c6da70bfcb
[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" "f5e2e555b01fc9b3bab844deb7a1be68a4ee6f478551b80dfe60e3c6da70bfcb", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]   --> src/main.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | / lazy_static! {
[INFO] [stderr] 11 | |     static ref LIMIT: sync::RwLock<u32> = sync::RwLock::new(0);
[INFO] [stderr] 12 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]   --> src/main.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | / lazy_static! {
[INFO] [stderr] 11 | |     static ref LIMIT: sync::RwLock<u32> = sync::RwLock::new(0);
[INFO] [stderr] 12 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sieve-aa3b9ae7559a52e1
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f5e2e555b01fc9b3bab844deb7a1be68a4ee6f478551b80dfe60e3c6da70bfcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5e2e555b01fc9b3bab844deb7a1be68a4ee6f478551b80dfe60e3c6da70bfcb", kill_on_drop: false }`
[INFO] [stdout] f5e2e555b01fc9b3bab844deb7a1be68a4ee6f478551b80dfe60e3c6da70bfcb