[INFO] fetching crate qbe 4.0.0...
[INFO] testing qbe-4.0.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate qbe 4.0.0 into /workspace/builds/worker-6-tc2/source
[INFO] removed /workspace/builds/worker-6-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate qbe 4.0.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate qbe 4.0.0
[INFO] tweaked toml for crates.io crate qbe 4.0.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate qbe 4.0.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate qbe 4.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f3ca238b0f5e39ac1755f3e3e91fc23b19b5ecccff2dd88fc4ef2b2278bf9e9c
[INFO] running `Command { std: "docker" "start" "-a" "f3ca238b0f5e39ac1755f3e3e91fc23b19b5ecccff2dd88fc4ef2b2278bf9e9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f3ca238b0f5e39ac1755f3e3e91fc23b19b5ecccff2dd88fc4ef2b2278bf9e9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3ca238b0f5e39ac1755f3e3e91fc23b19b5ecccff2dd88fc4ef2b2278bf9e9c", kill_on_drop: false }`
[INFO] [stdout] f3ca238b0f5e39ac1755f3e3e91fc23b19b5ecccff2dd88fc4ef2b2278bf9e9c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 96ce206c9b0dd2b152aba9bc545b4220bf4ec476f63e187590f454ba2139e68a
[INFO] running `Command { std: "docker" "start" "-a" "96ce206c9b0dd2b152aba9bc545b4220bf4ec476f63e187590f454ba2139e68a", kill_on_drop: false }`
[INFO] [stderr]    Compiling qbe v4.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "96ce206c9b0dd2b152aba9bc545b4220bf4ec476f63e187590f454ba2139e68a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96ce206c9b0dd2b152aba9bc545b4220bf4ec476f63e187590f454ba2139e68a", kill_on_drop: false }`
[INFO] [stdout] 96ce206c9b0dd2b152aba9bc545b4220bf4ec476f63e187590f454ba2139e68a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d139e79bcae574d69218591e93cd34ad2e0a693d7af0942bd85e389718f5b6ea
[INFO] running `Command { std: "docker" "start" "-a" "d139e79bcae574d69218591e93cd34ad2e0a693d7af0942bd85e389718f5b6ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling qbe v4.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.61s
[INFO] running `Command { std: "docker" "inspect" "d139e79bcae574d69218591e93cd34ad2e0a693d7af0942bd85e389718f5b6ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d139e79bcae574d69218591e93cd34ad2e0a693d7af0942bd85e389718f5b6ea", kill_on_drop: false }`
[INFO] [stdout] d139e79bcae574d69218591e93cd34ad2e0a693d7af0942bd85e389718f5b6ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5d37691fbd921f5d13eb63f6cc83e4b32929db85baa08c5e49c0a9f0aabf544b
[INFO] running `Command { std: "docker" "start" "-a" "5d37691fbd921f5d13eb63f6cc83e4b32929db85baa08c5e49c0a9f0aabf544b", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/qbe-bb21a2d1489d251d)
[INFO] [stdout] 
[INFO] [stdout] running 36 tests
[INFO] [stdout] test tests::assign_instr_aggregate_type_coercion ... ok
[INFO] [stdout] test tests::comparison_types ... ok
[INFO] [stdout] test tests::add_function_to_module ... ok
[INFO] [stdout] test tests::cast_instruction ... ok
[INFO] [stdout] test tests::extension_operations ... ok
[INFO] [stdout] test tests::float_integer_conversions ... ok
[INFO] [stdout] test tests::float_precision_conversion ... ok
[INFO] [stdout] test tests::datadef ... ok
[INFO] [stdout] test tests::datadef_new_equivalence ... ok
[INFO] [stdout] test tests::function_new_equivalence ... ok
[INFO] [stdout] test tests::halt_instruction ... ok
[INFO] [stdout] test tests::instr_blit ... ok
[INFO] [stdout] test tests::module_fmt_order ... ok
[INFO] [stdout] test tests::phi_instruction ... ok
[INFO] [stdout] test tests::load_valid_types ... ok
[INFO] [stdout] test tests::block ... ok
[INFO] [stdout] test tests::store_valid_types ... ok
[INFO] [stdout] test tests::complex_block_with_multiple_instructions ... ok
[INFO] [stdout] test tests::shift_instructions ... ok
[INFO] [stdout] test tests::qbe_value ... ok
[INFO] [stdout] test tests::type_into_abi ... ok
[INFO] [stdout] test tests::thread_local_linkage ... ok
[INFO] [stdout] test tests::type_into_base ... ok
[INFO] [stdout] test tests::type_align ... ok
[INFO] [stdout] test tests::typedef_opaque ... ok
[INFO] [stdout] test tests::type_size_nested_aggregate ... ok
[INFO] [stdout] test tests::typedef_regular ... ok
[INFO] [stdout] test tests::type_size ... ok
[INFO] [stdout] test tests::typedef_union ... ok
[INFO] [stdout] test tests::variadic_call ... ok
[INFO] [stdout] test tests::variadic_instructions ... ok
[INFO] [stdout] test tests::unsigned_arithmetic_instructions ... ok
[INFO] [stdout] test tests::zero_initialized_data ... ok
[INFO] [stdout] test tests::function ... ok
[INFO] [stdout] test tests::load_byte_panics - should panic ... ok
[INFO] [stdout] test tests::load_halfword_panics - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 36 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests qbe
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test src/lib.rs - Cmp (line 81) ... ok
[INFO] [stdout] test src/lib.rs - Function (line 1018) ... ok
[INFO] [stdout] test src/lib.rs - Instr (line 171) ... ok
[INFO] [stdout] test src/lib.rs - Instr (line 133) ... ok
[INFO] [stdout] test src/lib.rs - Instr (line 150) ... ok
[INFO] [stdout] test src/lib.rs - Module (line 1279) ... ok
[INFO] [stdout] test src/lib.rs - Block (line 897) ... ok
[INFO] [stdout] test src/lib.rs - (line 20) ... ok
[INFO] [stdout] test src/lib.rs - Type::aggregate (line 551) ... ok
[INFO] [stdout] test src/lib.rs - Type (line 459) ... ok
[INFO] [stdout] test src/lib.rs - Type (line 497) ... ok
[INFO] [stdout] test src/lib.rs - Type (line 481) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.31s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5d37691fbd921f5d13eb63f6cc83e4b32929db85baa08c5e49c0a9f0aabf544b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d37691fbd921f5d13eb63f6cc83e4b32929db85baa08c5e49c0a9f0aabf544b", kill_on_drop: false }`
[INFO] [stdout] 5d37691fbd921f5d13eb63f6cc83e4b32929db85baa08c5e49c0a9f0aabf544b