[INFO] fetching crate glow 0.7.1...
[INFO] testing glow-0.7.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate glow 0.7.1 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate glow 0.7.1 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 glow 0.7.1
[INFO] finished tweaking crates.io crate glow 0.7.1
[INFO] tweaked toml for crates.io crate glow 0.7.1 written to /workspace/builds/worker-13/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 1fbf1c94bfa27db352e0f4041f7acce9461521c23a1e7805e9498d28fccfc455
[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" "1fbf1c94bfa27db352e0f4041f7acce9461521c23a1e7805e9498d28fccfc455", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1fbf1c94bfa27db352e0f4041f7acce9461521c23a1e7805e9498d28fccfc455", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fbf1c94bfa27db352e0f4041f7acce9461521c23a1e7805e9498d28fccfc455", kill_on_drop: false }`
[INFO] [stdout] 1fbf1c94bfa27db352e0f4041f7acce9461521c23a1e7805e9498d28fccfc455
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a5d302f6effe002a3867d004a7413442d707e5c8b22209f1da53ac49e07f95a7
[INFO] running `Command { std: "docker" "start" "-a" "a5d302f6effe002a3867d004a7413442d707e5c8b22209f1da53ac49e07f95a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling glow v0.7.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/native.rs:24:37
[INFO] [stdout]    |
[INFO] [stdout] 24 |         let raw: native_gl::GlFns = unsafe {
[INFO] [stdout]    |                                     ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/native.rs:45:30
[INFO] [stdout]    |
[INFO] [stdout] 45 |         let num_extensions = unsafe { context.get_parameter_i32(NUM_EXTENSIONS) };
[INFO] [stdout]    |                              ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/native.rs:48:17
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 unsafe { context.get_parameter_indexed_string(EXTENSIONS, i as u32) };
[INFO] [stdout]    |                 ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/native.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |             unsafe { context.get_parameter_i32(MAX_LABEL_LENGTH) }
[INFO] [stdout]    |             ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.18s
[INFO] running `Command { std: "docker" "inspect" "a5d302f6effe002a3867d004a7413442d707e5c8b22209f1da53ac49e07f95a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5d302f6effe002a3867d004a7413442d707e5c8b22209f1da53ac49e07f95a7", kill_on_drop: false }`
[INFO] [stdout] a5d302f6effe002a3867d004a7413442d707e5c8b22209f1da53ac49e07f95a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 871b0f497819cd6c0b56590fd2a77f59f8a397f27d1aba0219273244769ccecd
[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" "871b0f497819cd6c0b56590fd2a77f59f8a397f27d1aba0219273244769ccecd", kill_on_drop: false }`
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/native.rs:24:37
[INFO] [stdout]    |
[INFO] [stdout] 24 |         let raw: native_gl::GlFns = unsafe {
[INFO] [stdout]    |                                     ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling glow v0.7.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/native.rs:45:30
[INFO] [stdout]    |
[INFO] [stdout] 45 |         let num_extensions = unsafe { context.get_parameter_i32(NUM_EXTENSIONS) };
[INFO] [stdout]    |                              ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/native.rs:48:17
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 unsafe { context.get_parameter_indexed_string(EXTENSIONS, i as u32) };
[INFO] [stdout]    |                 ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/native.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |             unsafe { context.get_parameter_i32(MAX_LABEL_LENGTH) }
[INFO] [stdout]    |             ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/native.rs:24:37
[INFO] [stdout]    |
[INFO] [stdout] 24 |         let raw: native_gl::GlFns = unsafe {
[INFO] [stdout]    |                                     ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/native.rs:45:30
[INFO] [stdout]    |
[INFO] [stdout] 45 |         let num_extensions = unsafe { context.get_parameter_i32(NUM_EXTENSIONS) };
[INFO] [stdout]    |                              ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/native.rs:48:17
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 unsafe { context.get_parameter_indexed_string(EXTENSIONS, i as u32) };
[INFO] [stdout]    |                 ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/native.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |             unsafe { context.get_parameter_i32(MAX_LABEL_LENGTH) }
[INFO] [stdout]    |             ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.40s
[INFO] running `Command { std: "docker" "inspect" "871b0f497819cd6c0b56590fd2a77f59f8a397f27d1aba0219273244769ccecd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "871b0f497819cd6c0b56590fd2a77f59f8a397f27d1aba0219273244769ccecd", kill_on_drop: false }`
[INFO] [stdout] 871b0f497819cd6c0b56590fd2a77f59f8a397f27d1aba0219273244769ccecd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 6e07530cd8bde66f8cf381b683fd2b91e7c92e6e28912e217cb8b6138285bc37
[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" "6e07530cd8bde66f8cf381b683fd2b91e7c92e6e28912e217cb8b6138285bc37", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]   --> src/native.rs:24:37
[INFO] [stderr]    |
[INFO] [stderr] 24 |         let raw: native_gl::GlFns = unsafe {
[INFO] [stderr]    |                                     ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]   --> src/native.rs:45:30
[INFO] [stderr]    |
[INFO] [stderr] 45 |         let num_extensions = unsafe { context.get_parameter_i32(NUM_EXTENSIONS) };
[INFO] [stderr]    |                              ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]   --> src/native.rs:48:17
[INFO] [stderr]    |
[INFO] [stderr] 48 |                 unsafe { context.get_parameter_indexed_string(EXTENSIONS, i as u32) };
[INFO] [stderr]    |                 ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]   --> src/native.rs:55:13
[INFO] [stderr]    |
[INFO] [stderr] 55 |             unsafe { context.get_parameter_i32(MAX_LABEL_LENGTH) }
[INFO] [stderr]    |             ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]   --> src/native.rs:24:37
[INFO] [stderr]    |
[INFO] [stderr] 24 |         let raw: native_gl::GlFns = unsafe {
[INFO] [stderr]    |                                     ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]   --> src/native.rs:45:30
[INFO] [stderr]    |
[INFO] [stderr] 45 |         let num_extensions = unsafe { context.get_parameter_i32(NUM_EXTENSIONS) };
[INFO] [stderr]    |                              ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]   --> src/native.rs:48:17
[INFO] [stderr]    |
[INFO] [stderr] 48 |                 unsafe { context.get_parameter_indexed_string(EXTENSIONS, i as u32) };
[INFO] [stderr]    |                 ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]   --> src/native.rs:55:13
[INFO] [stderr]    |
[INFO] [stderr] 55 |             unsafe { context.get_parameter_i32(MAX_LABEL_LENGTH) }
[INFO] [stderr]    |             ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/glow-6040ed01ff8140a7
[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] [stderr]    Doc-tests glow
[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" "6e07530cd8bde66f8cf381b683fd2b91e7c92e6e28912e217cb8b6138285bc37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e07530cd8bde66f8cf381b683fd2b91e7c92e6e28912e217cb8b6138285bc37", kill_on_drop: false }`
[INFO] [stdout] 6e07530cd8bde66f8cf381b683fd2b91e7c92e6e28912e217cb8b6138285bc37