[INFO] fetching crate data_model 0.1.0...
[INFO] testing data_model-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate data_model 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate data_model 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 data_model 0.1.0
[INFO] finished tweaking crates.io crate data_model 0.1.0
[INFO] tweaked toml for crates.io crate data_model 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] 5dc93c397b354e7634e6f875e321f582194fbf052bf1c127f093e881db9fb9e7
[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" "5dc93c397b354e7634e6f875e321f582194fbf052bf1c127f093e881db9fb9e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5dc93c397b354e7634e6f875e321f582194fbf052bf1c127f093e881db9fb9e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5dc93c397b354e7634e6f875e321f582194fbf052bf1c127f093e881db9fb9e7", kill_on_drop: false }`
[INFO] [stdout] 5dc93c397b354e7634e6f875e321f582194fbf052bf1c127f093e881db9fb9e7
[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] 1d2ba50cf2e6785006b511583c6fd06c50106b9bda41e844d6c71bbe7833cc8a
[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" "1d2ba50cf2e6785006b511583c6fd06c50106b9bda41e844d6c71bbe7833cc8a", kill_on_drop: false }`
[INFO] [stderr]    Compiling assertions v0.1.0
[INFO] [stderr]    Compiling data_model v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `isize`
[INFO] [stdout]   --> src/volatile_memory.rs:32:11
[INFO] [stdout]    |
[INFO] [stdout] 32 | use std::{isize, usize};
[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 1.35s
[INFO] running `Command { std: "docker" "inspect" "1d2ba50cf2e6785006b511583c6fd06c50106b9bda41e844d6c71bbe7833cc8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d2ba50cf2e6785006b511583c6fd06c50106b9bda41e844d6c71bbe7833cc8a", kill_on_drop: false }`
[INFO] [stdout] 1d2ba50cf2e6785006b511583c6fd06c50106b9bda41e844d6c71bbe7833cc8a
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c6e43bf0631eb575ce0ce20a27d485d1b6b133d8cc2bbb52749e3ea90d35ee42
[INFO] running `Command { std: "docker" "start" "-a" "c6e43bf0631eb575ce0ce20a27d485d1b6b133d8cc2bbb52749e3ea90d35ee42", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `isize`
[INFO] [stdout]   --> src/volatile_memory.rs:32:11
[INFO] [stdout]    |
[INFO] [stdout] 32 | use std::{isize, usize};
[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]    Compiling data_model v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `isize`
[INFO] [stdout]   --> src/volatile_memory.rs:32:11
[INFO] [stdout]    |
[INFO] [stdout] 32 | use std::{isize, usize};
[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 2.48s
[INFO] running `Command { std: "docker" "inspect" "c6e43bf0631eb575ce0ce20a27d485d1b6b133d8cc2bbb52749e3ea90d35ee42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6e43bf0631eb575ce0ce20a27d485d1b6b133d8cc2bbb52749e3ea90d35ee42", kill_on_drop: false }`
[INFO] [stdout] c6e43bf0631eb575ce0ce20a27d485d1b6b133d8cc2bbb52749e3ea90d35ee42
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4c1391050dfbf505fa2b0f8fd077ac9fcf9fa14cd409f6c1bf352294e4060e1f
[INFO] running `Command { std: "docker" "start" "-a" "4c1391050dfbf505fa2b0f8fd077ac9fcf9fa14cd409f6c1bf352294e4060e1f", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `isize`
[INFO] [stderr]   --> src/volatile_memory.rs:32:11
[INFO] [stderr]    |
[INFO] [stderr] 32 | use std::{isize, usize};
[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: `isize`
[INFO] [stderr]   --> src/volatile_memory.rs:32:11
[INFO] [stderr]    |
[INFO] [stderr] 32 | use std::{isize, usize};
[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 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/data_model-b4da3f8d436af8b2
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test endian::tests::test_be16::equality ... ok
[INFO] [stdout] test endian::tests::test_be32::equality ... ok
[INFO] [stdout] test endian::tests::test_le32::equality ... ok
[INFO] [stdout] test endian::tests::test_be_size::equality ... ok
[INFO] [stdout] test endian::tests::test_le64::equality ... ok
[INFO] [stdout] test endian::tests::test_le_size::equality ... ok
[INFO] [stdout] test volatile_memory::tests::ref_load ... ok
[INFO] [stdout] test volatile_memory::tests::ref_overflow_error ... ok
[INFO] [stdout] test volatile_memory::tests::ref_oob_error ... ok
[INFO] [stdout] test volatile_memory::tests::ref_oob_too_large ... ok
[INFO] [stdout] test volatile_memory::tests::slice_overflow_error ... ok
[INFO] [stdout] test volatile_memory::tests::ref_store ... ok
[INFO] [stdout] test volatile_memory::tests::ref_to_slice ... ok
[INFO] [stdout] test volatile_memory::tests::slice_oob_error ... ok
[INFO] [stdout] test volatile_memory::tests::slice_size ... ok
[INFO] [stdout] test data_init_tests::from_slice_alignment ... ok
[INFO] [stdout] test endian::tests::test_be64::equality ... ok
[INFO] [stdout] test endian::tests::test_le16::equality ... ok
[INFO] [stderr]    Doc-tests data_model
[INFO] [stdout] test volatile_memory::tests::observe_mutate ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test src/volatile_memory.rs - volatile_memory::VolatileSlice::copy_from (line 245) ... ok
[INFO] [stdout] test src/volatile_memory.rs - volatile_memory::VolatileSlice::write_to (line 284) ... ok
[INFO] [stdout] test src/volatile_memory.rs - volatile_memory::VolatileRef::size (line 448) ... ok
[INFO] [stdout] test src/volatile_memory.rs - volatile_memory::calc_offset (line 70) ... ok
[INFO] [stdout] test src/volatile_memory.rs - volatile_memory::VolatileSlice::read_exact_from (line 363) ... ok
[INFO] [stdout] test src/volatile_memory.rs - volatile_memory::VolatileSlice::read_from (line 337) ... ok
[INFO] [stdout] test src/volatile_memory.rs - volatile_memory::VolatileSlice::write_all_to (line 310) ... ok
[INFO] [stdout] test src/volatile_memory.rs - volatile_memory::VolatileRef (line 408) ... ok
[INFO] [stdout] test src/volatile_memory.rs - volatile_memory::VolatileSlice::copy_to (line 188) ... ok
[INFO] [stdout] test src/volatile_memory.rs - volatile_memory::VolatileSlice::copy_to_volatile_slice (line 222) ... ok
[INFO] [stdout] test src/endian.rs - endian (line 12) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4c1391050dfbf505fa2b0f8fd077ac9fcf9fa14cd409f6c1bf352294e4060e1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c1391050dfbf505fa2b0f8fd077ac9fcf9fa14cd409f6c1bf352294e4060e1f", kill_on_drop: false }`
[INFO] [stdout] 4c1391050dfbf505fa2b0f8fd077ac9fcf9fa14cd409f6c1bf352294e4060e1f