[INFO] crate s7 0.1.9 is already in cache
[INFO] testing s7-0.1.9 against 1.44.0 for beta-1.45-1
[INFO] extracting crate s7 0.1.9 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate s7 0.1.9 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate s7 0.1.9
[INFO] finished tweaking crates.io crate s7 0.1.9
[INFO] tweaked toml for crates.io crate s7 0.1.9 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 077f19ebdcb27c344fdb311cb610b837672b32034150951e4a742eec4179464e
[INFO] running `"docker" "start" "-a" "077f19ebdcb27c344fdb311cb610b837672b32034150951e4a742eec4179464e"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling s7 v0.1.9 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `data_szl`
[INFO] [stderr]    --> src/client.rs:723:13
[INFO] [stderr]     |
[INFO] [stderr] 723 |         let data_szl = 0;
[INFO] [stderr]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_data_szl`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `"docker" "inspect" "077f19ebdcb27c344fdb311cb610b837672b32034150951e4a742eec4179464e"`
[INFO] running `"docker" "rm" "-f" "077f19ebdcb27c344fdb311cb610b837672b32034150951e4a742eec4179464e"`
[INFO] [stdout] 077f19ebdcb27c344fdb311cb610b837672b32034150951e4a742eec4179464e
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] d874c3b7930074b233813f0a0cff69ce9cb5bc9f0449ba448c30c6643f1c896b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "d874c3b7930074b233813f0a0cff69ce9cb5bc9f0449ba448c30c6643f1c896b"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused variable: `data_szl`
[INFO] [stderr]    --> src/client.rs:723:13
[INFO] [stderr]     |
[INFO] [stderr] 723 |         let data_szl = 0;
[INFO] [stderr]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_data_szl`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]    Compiling s7 v0.1.9 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `data_szl`
[INFO] [stderr]    --> src/client.rs:723:13
[INFO] [stderr]     |
[INFO] [stderr] 723 |         let data_szl = 0;
[INFO] [stderr]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_data_szl`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `"docker" "inspect" "d874c3b7930074b233813f0a0cff69ce9cb5bc9f0449ba448c30c6643f1c896b"`
[INFO] running `"docker" "rm" "-f" "d874c3b7930074b233813f0a0cff69ce9cb5bc9f0449ba448c30c6643f1c896b"`
[INFO] [stdout] d874c3b7930074b233813f0a0cff69ce9cb5bc9f0449ba448c30c6643f1c896b
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stdout] 48620efe992fa92974c207d1ed2f97867e09903db170bbb58731c1414053acd6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "48620efe992fa92974c207d1ed2f97867e09903db170bbb58731c1414053acd6"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused variable: `data_szl`
[INFO] [stderr]    --> src/client.rs:723:13
[INFO] [stderr]     |
[INFO] [stderr] 723 |         let data_szl = 0;
[INFO] [stderr]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_data_szl`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data_szl`
[INFO] [stderr]    --> src/client.rs:723:13
[INFO] [stderr]     |
[INFO] [stderr] 723 |         let data_szl = 0;
[INFO] [stderr]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_data_szl`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/s7-151aa967d6df2967
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test field::test_bool ... ok
[INFO] [stdout] test field::test_fields ... ok
[INFO] [stdout] test field::test_float ... ok
[INFO] [stderr]    Doc-tests s7
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/client.rs - client::Client<T>::mb_write (line 171) ... ok
[INFO] [stdout] test src/client.rs - client::Client<T>::ab_read (line 260) ... ok
[INFO] [stdout] test src/client.rs - client::Client<T>::mb_read (line 146) ... ok
[INFO] [stdout] test src/client.rs - client::Client<T>::ag_write (line 94) ... ok
[INFO] [stdout] test src/client.rs - client::Client<T>::eb_write (line 228) ... ok
[INFO] [stdout] test src/client.rs - client::Client<T>::ab_write (line 292) ... ok
[INFO] [stdout] test src/client.rs - client::Client<T>::ag_read (line 42) ... ok
[INFO] [stdout] test src/client.rs - client::Client<T>::eb_read (line 196) ... ok
[INFO] [stdout] test src/field.rs - field::Fields (line 13) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "48620efe992fa92974c207d1ed2f97867e09903db170bbb58731c1414053acd6"`
[INFO] running `"docker" "rm" "-f" "48620efe992fa92974c207d1ed2f97867e09903db170bbb58731c1414053acd6"`
[INFO] [stdout] 48620efe992fa92974c207d1ed2f97867e09903db170bbb58731c1414053acd6