[INFO] fetching crate dwarf_x86 0.1.0...
[INFO] testing dwarf_x86-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate dwarf_x86 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate dwarf_x86 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 dwarf_x86 0.1.0
[INFO] finished tweaking crates.io crate dwarf_x86 0.1.0
[INFO] tweaked toml for crates.io crate dwarf_x86 0.1.0 written to /workspace/builds/worker-2/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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", 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] c024fb427bf27e7736638795fae4fc6020ea0104579ead6e4e2eff31fd26a193
[INFO] running `Command { std: "docker" "start" "-a" "c024fb427bf27e7736638795fae4fc6020ea0104579ead6e4e2eff31fd26a193", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c024fb427bf27e7736638795fae4fc6020ea0104579ead6e4e2eff31fd26a193", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c024fb427bf27e7736638795fae4fc6020ea0104579ead6e4e2eff31fd26a193", kill_on_drop: false }`
[INFO] [stdout] c024fb427bf27e7736638795fae4fc6020ea0104579ead6e4e2eff31fd26a193
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ab2ee14a3e9a0d95ebeaf498f23132866b629e36deee7dd2efae8ea32fcaeea
[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" "8ab2ee14a3e9a0d95ebeaf498f23132866b629e36deee7dd2efae8ea32fcaeea", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling odds v0.2.26
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling fallible-iterator v0.1.6
[INFO] [stderr]    Compiling leb128 v0.2.4
[INFO] [stderr]    Compiling elf v0.0.10
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling enum_primitive v0.1.1
[INFO] [stderr]    Compiling arrayvec v0.3.25
[INFO] [stderr]    Compiling gimli v0.14.0
[INFO] [stderr]    Compiling dwarf_x86 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:180:20
[INFO] [stdout]     |
[INFO] [stdout] 180 |     let elf_file = try!(elf::File::open_path(&path).map_err(
[INFO] [stdout]     |                    ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/dwarf_utils.rs:29:27
[INFO] [stdout]    |
[INFO] [stdout] 29 |         consts::DW_OP_reg0...consts::DW_OP_reg31 => {
[INFO] [stdout]    |                           ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.95s
[INFO] running `Command { std: "docker" "inspect" "8ab2ee14a3e9a0d95ebeaf498f23132866b629e36deee7dd2efae8ea32fcaeea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ab2ee14a3e9a0d95ebeaf498f23132866b629e36deee7dd2efae8ea32fcaeea", kill_on_drop: false }`
[INFO] [stdout] 8ab2ee14a3e9a0d95ebeaf498f23132866b629e36deee7dd2efae8ea32fcaeea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 52e50048567092d28e5e537c6b391e2af1d49c56eb1757072ae9e720045a4e50
[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" "52e50048567092d28e5e537c6b391e2af1d49c56eb1757072ae9e720045a4e50", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:180:20
[INFO] [stdout]     |
[INFO] [stdout] 180 |     let elf_file = try!(elf::File::open_path(&path).map_err(
[INFO] [stdout]     |                    ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/dwarf_utils.rs:29:27
[INFO] [stdout]    |
[INFO] [stdout] 29 |         consts::DW_OP_reg0...consts::DW_OP_reg31 => {
[INFO] [stdout]    |                           ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling dwarf_x86 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:180:20
[INFO] [stdout]     |
[INFO] [stdout] 180 |     let elf_file = try!(elf::File::open_path(&path).map_err(
[INFO] [stdout]     |                    ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/dwarf_utils.rs:29:27
[INFO] [stdout]    |
[INFO] [stdout] 29 |         consts::DW_OP_reg0...consts::DW_OP_reg31 => {
[INFO] [stdout]    |                           ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.71s
[INFO] running `Command { std: "docker" "inspect" "52e50048567092d28e5e537c6b391e2af1d49c56eb1757072ae9e720045a4e50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52e50048567092d28e5e537c6b391e2af1d49c56eb1757072ae9e720045a4e50", kill_on_drop: false }`
[INFO] [stdout] 52e50048567092d28e5e537c6b391e2af1d49c56eb1757072ae9e720045a4e50
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/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] b3738c32f8be29fa6969873609ffa74db368d1e79bb92332363a47becc806bde
[INFO] running `Command { std: "docker" "start" "-a" "b3738c32f8be29fa6969873609ffa74db368d1e79bb92332363a47becc806bde", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:180:20
[INFO] [stderr]     |
[INFO] [stderr] 180 |     let elf_file = try!(elf::File::open_path(&path).map_err(
[INFO] [stderr]     |                    ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/dwarf_utils.rs:29:27
[INFO] [stderr]    |
[INFO] [stderr] 29 |         consts::DW_OP_reg0...consts::DW_OP_reg31 => {
[INFO] [stderr]    |                           ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:180:20
[INFO] [stderr]     |
[INFO] [stderr] 180 |     let elf_file = try!(elf::File::open_path(&path).map_err(
[INFO] [stderr]     |                    ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/dwarf_utils.rs:29:27
[INFO] [stderr]    |
[INFO] [stderr] 29 |         consts::DW_OP_reg0...consts::DW_OP_reg31 => {
[INFO] [stderr]    |                           ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[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/dwarf_x86-08b39f92dcb8d0a0
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/functions_test-3881f0f906a282ee
[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] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test it_scrapes_functions ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/load_test-47b7a34937ccf80d
[INFO] [stdout] test it_gets_the_right_functions ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test it_loads_an_executable ... ok
[INFO] [stdout] test it_doesnt_load_non_executable ... ok
[INFO] [stderr]    Doc-tests dwarf_x86
[INFO] [stdout] test it_doesnt_load_non_existent_file ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stdout] 
[INFO] [stderr]   --> /opt/rustwide/workdir/src/dwarf_utils.rs:29:27
[INFO] [stdout] running 0 tests
[INFO] [stderr]    |
[INFO] [stdout] 
[INFO] [stderr] 29 |         consts::DW_OP_reg0...consts::DW_OP_reg31 => {
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr]    |                           ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] running `Command { std: "docker" "inspect" "b3738c32f8be29fa6969873609ffa74db368d1e79bb92332363a47becc806bde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3738c32f8be29fa6969873609ffa74db368d1e79bb92332363a47becc806bde", kill_on_drop: false }`
[INFO] [stdout] b3738c32f8be29fa6969873609ffa74db368d1e79bb92332363a47becc806bde