[INFO] fetching crate kvantti 0.1.0...
[INFO] testing kvantti-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate kvantti 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate kvantti 0.1.0 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 crates.io crate kvantti 0.1.0
[INFO] finished tweaking crates.io crate kvantti 0.1.0
[INFO] tweaked toml for crates.io crate kvantti 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 15eb7525ed48702c80d77fe5afe6f107075e18ccb1ef12fb54ad84e981deb586
[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" "15eb7525ed48702c80d77fe5afe6f107075e18ccb1ef12fb54ad84e981deb586", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "15eb7525ed48702c80d77fe5afe6f107075e18ccb1ef12fb54ad84e981deb586", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15eb7525ed48702c80d77fe5afe6f107075e18ccb1ef12fb54ad84e981deb586", kill_on_drop: false }`
[INFO] [stdout] 15eb7525ed48702c80d77fe5afe6f107075e18ccb1ef12fb54ad84e981deb586
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 565b24ee1c8581400f2de2f366e7edd6abdfc285d224311bec274c50e955eb36
[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" "565b24ee1c8581400f2de2f366e7edd6abdfc285d224311bec274c50e955eb36", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling float-cmp v0.5.3
[INFO] [stderr]    Compiling kvantti v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::ket::*`
[INFO] [stdout]  --> src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::ket::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` 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 8.58s
[INFO] running `Command { std: "docker" "inspect" "565b24ee1c8581400f2de2f366e7edd6abdfc285d224311bec274c50e955eb36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "565b24ee1c8581400f2de2f366e7edd6abdfc285d224311bec274c50e955eb36", kill_on_drop: false }`
[INFO] [stdout] 565b24ee1c8581400f2de2f366e7edd6abdfc285d224311bec274c50e955eb36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 741d12c9c8430cffdd40fed576ad7af3f50c8ed1335899d5f412ed2b67d2e8ad
[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" "741d12c9c8430cffdd40fed576ad7af3f50c8ed1335899d5f412ed2b67d2e8ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling kvantti v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::ket::*`
[INFO] [stdout]  --> src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::ket::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::ket::*`
[INFO] [stdout]  --> src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::ket::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` 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 1.12s
[INFO] running `Command { std: "docker" "inspect" "741d12c9c8430cffdd40fed576ad7af3f50c8ed1335899d5f412ed2b67d2e8ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "741d12c9c8430cffdd40fed576ad7af3f50c8ed1335899d5f412ed2b67d2e8ad", kill_on_drop: false }`
[INFO] [stdout] 741d12c9c8430cffdd40fed576ad7af3f50c8ed1335899d5f412ed2b67d2e8ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 979176c9565b0f6a825fbd0c9ba0bfa1d831444472e74cb860b7b278b2c8cb1e
[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" "979176c9565b0f6a825fbd0c9ba0bfa1d831444472e74cb860b7b278b2c8cb1e", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `crate::ket::*`
[INFO] [stderr]  --> src/lib.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::ket::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::ket::*`
[INFO] [stderr]  --> src/lib.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::ket::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/kvantti-a095d335ff4f5a99
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test ket::ket_zero_add_ket_zero ... ok
[INFO] [stdout] test ket::ket_invalid ... ok
[INFO] [stdout] test ket::ket_arithmetic_valid ... ok
[INFO] [stdout] test ket::ket_one_equal_to_itself ... ok
[INFO] [stdout] test ket::ket_arithmetic ... ok
[INFO] [stdout] test ket::ket_one_valid ... ok
[INFO] [stdout] test ket::ket_zero_equal_to_itself ... ok
[INFO] [stdout] test ket::mul_one_with_ket_zero ... ok
[INFO] [stdout] test ket::mul_one_with_ket_one ... ok
[INFO] [stdout] test ket::ket_zero_not_equal_to_ket_one ... ok
[INFO] [stdout] test ket::mul_ket_one_with_one ... ok
[INFO] [stdout] test ket::ket_zero_valid ... ok
[INFO] [stdout] test ket::mul_ket_zero_with_one ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests kvantti
[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" "979176c9565b0f6a825fbd0c9ba0bfa1d831444472e74cb860b7b278b2c8cb1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "979176c9565b0f6a825fbd0c9ba0bfa1d831444472e74cb860b7b278b2c8cb1e", kill_on_drop: false }`
[INFO] [stdout] 979176c9565b0f6a825fbd0c9ba0bfa1d831444472e74cb860b7b278b2c8cb1e