[INFO] cloning repository https://github.com/AndersenTobias/lowfive
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AndersenTobias/lowfive" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndersenTobias%2Flowfive", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndersenTobias%2Flowfive'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 862c2553c6ae3c3b826a4d404a37f3eaa97088a5
[INFO] testing AndersenTobias/lowfive against 1.54.0 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndersenTobias%2Flowfive" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AndersenTobias/lowfive on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AndersenTobias/lowfive
[INFO] finished tweaking git repo https://github.com/AndersenTobias/lowfive
[INFO] tweaked toml for git repo https://github.com/AndersenTobias/lowfive written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/AndersenTobias/lowfive already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dac907f626b460c2324b1c4d0dd7fee227064c49d179d4ce7f801ed1c0a4c8b6
[INFO] running `Command { std: "docker" "start" "-a" "dac907f626b460c2324b1c4d0dd7fee227064c49d179d4ce7f801ed1c0a4c8b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dac907f626b460c2324b1c4d0dd7fee227064c49d179d4ce7f801ed1c0a4c8b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dac907f626b460c2324b1c4d0dd7fee227064c49d179d4ce7f801ed1c0a4c8b6", kill_on_drop: false }`
[INFO] [stdout] dac907f626b460c2324b1c4d0dd7fee227064c49d179d4ce7f801ed1c0a4c8b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6243d455bda23526b3b86577d198c721fb8c1a11e2524d58e4c6e77861a8034b
[INFO] running `Command { std: "docker" "start" "-a" "6243d455bda23526b3b86577d198c721fb8c1a11e2524d58e4c6e77861a8034b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling simple-hdf5 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]    --> src/lowfive/messages.rs:115:25
[INFO] [stdout]     |
[INFO] [stdout] 115 |     fn read_nil_message(b: &Vec<u8>, offset: usize) -> Result<HeaderMessage, Error> {
[INFO] [stdout]     |                         ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `offset`
[INFO] [stdout]    --> src/lowfive/messages.rs:115:38
[INFO] [stdout]     |
[INFO] [stdout] 115 |     fn read_nil_message(b: &Vec<u8>, offset: usize) -> Result<HeaderMessage, Error> {
[INFO] [stdout]     |                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]    --> src/lowfive/messages.rs:119:31
[INFO] [stdout]     |
[INFO] [stdout] 119 |     fn read_fillvalue_message(b: &Vec<u8>, offset: usize) -> Result<HeaderMessage, Error> {
[INFO] [stdout]     |                               ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `offset`
[INFO] [stdout]    --> src/lowfive/messages.rs:119:44
[INFO] [stdout]     |
[INFO] [stdout] 119 |     fn read_fillvalue_message(b: &Vec<u8>, offset: usize) -> Result<HeaderMessage, Error> {
[INFO] [stdout]     |                                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `shape`
[INFO] [stdout]   --> src/lowfive/dataset.rs:90:67
[INFO] [stdout]    |
[INFO] [stdout] 90 |         if let messages::Storage::Chunked(num_dims, btree_offset, shape) = self.layout().unwrap() {
[INFO] [stdout]    |                                                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_shape`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `node_type`
[INFO] [stdout]  --> src/lowfive/objects.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     node_type: u8,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `node_level`
[INFO] [stdout]  --> src/lowfive/objects.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     node_level: u8,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `left_sibling`
[INFO] [stdout]  --> src/lowfive/objects.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     left_sibling: u64,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `right_sibling`
[INFO] [stdout]  --> src/lowfive/objects.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     right_sibling: u64,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `entries_used`
[INFO] [stdout]   --> src/lowfive/objects.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     entries_used: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `keys`
[INFO] [stdout]   --> src/lowfive/objects.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     keys: Vec<u64>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-Wl,--version-script=/tmp/rustcsJNfMU/list" "-m64" "/opt/rustwide/target/debug/deps/simple_hdf5.simple_hdf5.bqym7try-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/simple_hdf5.simple_hdf5.bqym7try-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/simple_hdf5.simple_hdf5.bqym7try-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/simple_hdf5.simple_hdf5.bqym7try-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/simple_hdf5.simple_hdf5.bqym7try-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/simple_hdf5.simple_hdf5.bqym7try-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/simple_hdf5.simple_hdf5.bqym7try-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/simple_hdf5.simple_hdf5.bqym7try-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/simple_hdf5.simple_hdf5.bqym7try-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/simple_hdf5.simple_hdf5.bqym7try-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/simple_hdf5.simple_hdf5.bqym7try-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/simple_hdf5.simple_hdf5.bqym7try-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/simple_hdf5.simple_hdf5.bqym7try-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/simple_hdf5.simple_hdf5.bqym7try-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/simple_hdf5.simple_hdf5.bqym7try-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/simple_hdf5.simple_hdf5.bqym7try-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/simple_hdf5.uu3t2n4xuvs3glg.rcgu.o" "/opt/rustwide/target/debug/deps/simple_hdf5.5glco7ohkhsc6oy0.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-lblosc_filter" "-Wl,-Bstatic" "-Wl,--whole-archive" "/opt/rustwide/target/debug/deps/libbyteorder-d836ba3e41654e24.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/opt/rustwide/target/debug/deps/liblibc-f14f9a5269b59615.rlib" "-Wl,--no-whole-archive" "-Wl,--start-group" "-Wl,--whole-archive" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-2420485b9e5ef5e1.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-785e3cb61c4b1960.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-087191a88bdaa22d.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-9981842c02975178.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-6fb405869b015fde.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-d05c5c3c56004b7b.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-42d74d2097528b38.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-fb36534c113d2209.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-b56b9042c12b6535.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-491902d6cb3e76df.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-61834e0981b8c367.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-f78aa99d613a55bc.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-53ee54cd7fed2c57.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-544ecdbd6cda3c58.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-379cc252b6943a79.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-8063eea38dcc5e62.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-5b228734afae15ee.rlib" "-Wl,--no-whole-archive" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-d6c7a399d95d173f.rlib" "-Wl,-Bdynamic" "-lutil" "-ldl" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/libsimple_hdf5.so" "-shared" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lblosc_filter
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `simple-hdf5`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "6243d455bda23526b3b86577d198c721fb8c1a11e2524d58e4c6e77861a8034b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6243d455bda23526b3b86577d198c721fb8c1a11e2524d58e4c6e77861a8034b", kill_on_drop: false }`
[INFO] [stdout] 6243d455bda23526b3b86577d198c721fb8c1a11e2524d58e4c6e77861a8034b
