[INFO] cloning repository https://github.com/southernDave/simple_blockchain
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/southernDave/simple_blockchain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FsouthernDave%2Fsimple_blockchain", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FsouthernDave%2Fsimple_blockchain'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f2f9863e15dc98ab71290f4d50c324f625f03292
[INFO] building southernDave/simple_blockchain against master#70591dc15db32941fe3595fdbf98e58d6975f95e for pr-127731
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FsouthernDave%2Fsimple_blockchain" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/southernDave/simple_blockchain on toolchain 70591dc15db32941fe3595fdbf98e58d6975f95e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+70591dc15db32941fe3595fdbf98e58d6975f95e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/southernDave/simple_blockchain
[INFO] finished tweaking git repo https://github.com/southernDave/simple_blockchain
[INFO] tweaked toml for git repo https://github.com/southernDave/simple_blockchain written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/southernDave/simple_blockchain 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" "+70591dc15db32941fe3595fdbf98e58d6975f95e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+70591dc15db32941fe3595fdbf98e58d6975f95e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 550b38174278ed0fecd021c5c8abc138ffdbfbfeb7cac8cedea20252f24a99ea
[INFO] running `Command { std: "docker" "start" "-a" "550b38174278ed0fecd021c5c8abc138ffdbfbfeb7cac8cedea20252f24a99ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "550b38174278ed0fecd021c5c8abc138ffdbfbfeb7cac8cedea20252f24a99ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "550b38174278ed0fecd021c5c8abc138ffdbfbfeb7cac8cedea20252f24a99ea", kill_on_drop: false }`
[INFO] [stdout] 550b38174278ed0fecd021c5c8abc138ffdbfbfeb7cac8cedea20252f24a99ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+70591dc15db32941fe3595fdbf98e58d6975f95e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2c6a57cf2f554071a3ad0543e5ac50b557bfa82d3d1fa2b2c5477f6e2cfbf600
[INFO] running `Command { std: "docker" "start" "-a" "2c6a57cf2f554071a3ad0543e5ac50b557bfa82d3d1fa2b2c5477f6e2cfbf600", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple_blockchain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/block.rs:1:56
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::hash_map::DefaultHasher, hash::{self, Hash, Hasher}, process, time::{SystemTime, UNIX_EPOCH}};
[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` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "2c6a57cf2f554071a3ad0543e5ac50b557bfa82d3d1fa2b2c5477f6e2cfbf600", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c6a57cf2f554071a3ad0543e5ac50b557bfa82d3d1fa2b2c5477f6e2cfbf600", kill_on_drop: false }`
[INFO] [stdout] 2c6a57cf2f554071a3ad0543e5ac50b557bfa82d3d1fa2b2c5477f6e2cfbf600
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+70591dc15db32941fe3595fdbf98e58d6975f95e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7464b6863b2f47a5e71904500778ba215ab648dd2983abe0ce6fa71c5588af90
[INFO] running `Command { std: "docker" "start" "-a" "7464b6863b2f47a5e71904500778ba215ab648dd2983abe0ce6fa71c5588af90", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple_blockchain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/block.rs:1:56
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::hash_map::DefaultHasher, hash::{self, Hash, Hasher}, process, time::{SystemTime, UNIX_EPOCH}};
[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` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] running `Command { std: "docker" "inspect" "7464b6863b2f47a5e71904500778ba215ab648dd2983abe0ce6fa71c5588af90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7464b6863b2f47a5e71904500778ba215ab648dd2983abe0ce6fa71c5588af90", kill_on_drop: false }`
[INFO] [stdout] 7464b6863b2f47a5e71904500778ba215ab648dd2983abe0ce6fa71c5588af90
[INFO] building southernDave/simple_blockchain against try#7587ff3622fbec0abf6ac551eab5226f22f5d958 for pr-127731
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FsouthernDave%2Fsimple_blockchain" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/southernDave/simple_blockchain on toolchain 7587ff3622fbec0abf6ac551eab5226f22f5d958
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7587ff3622fbec0abf6ac551eab5226f22f5d958" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/southernDave/simple_blockchain
[INFO] finished tweaking git repo https://github.com/southernDave/simple_blockchain
[INFO] tweaked toml for git repo https://github.com/southernDave/simple_blockchain written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/southernDave/simple_blockchain 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" "+7587ff3622fbec0abf6ac551eab5226f22f5d958" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+7587ff3622fbec0abf6ac551eab5226f22f5d958" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 68c79cb4fd328cdec4507120051a4e79ad42e16a83c10a2d712c88410ddf7a88
[INFO] running `Command { std: "docker" "start" "-a" "68c79cb4fd328cdec4507120051a4e79ad42e16a83c10a2d712c88410ddf7a88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68c79cb4fd328cdec4507120051a4e79ad42e16a83c10a2d712c88410ddf7a88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68c79cb4fd328cdec4507120051a4e79ad42e16a83c10a2d712c88410ddf7a88", kill_on_drop: false }`
[INFO] [stdout] 68c79cb4fd328cdec4507120051a4e79ad42e16a83c10a2d712c88410ddf7a88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+7587ff3622fbec0abf6ac551eab5226f22f5d958" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a414ca1f7f99a35385fe5c7f6dee1afc78d940176d953012a2e806aff452e763
[INFO] running `Command { std: "docker" "start" "-a" "a414ca1f7f99a35385fe5c7f6dee1afc78d940176d953012a2e806aff452e763", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple_blockchain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/block.rs:1:56
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::hash_map::DefaultHasher, hash::{self, Hash, Hasher}, process, time::{SystemTime, UNIX_EPOCH}};
[INFO] [stdout]   |                                                        ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: LC_ALL="C" PATH="/opt/rustwide/rustup-home/toolchains/7587ff3622fbec0abf6ac551eab5226f22f5d958/lib/rustlib/x86_64-unknown-linux-gnu/bin:/opt/rustwide/rustup-home/toolchains/7587ff3622fbec0abf6ac551eab5226f22f5d958/lib/rustlib/x86_64-unknown-linux-gnu/bin/self-contained:/opt/rustwide/rustup-home/toolchains/7587ff3622fbec0abf6ac551eab5226f22f5d958/lib/rustlib/x86_64-unknown-linux-gnu/bin:/opt/rustwide/rustup-home/toolchains/7587ff3622fbec0abf6ac551eab5226f22f5d958/lib/rustlib/x86_64-unknown-linux-gnu/bin/self-contained:/opt/rustwide/rustup-home/toolchains/7587ff3622fbec0abf6ac551eab5226f22f5d958/lib/rustlib/x86_64-unknown-linux-gnu/bin:/opt/rustwide/rustup-home/toolchains/7587ff3622fbec0abf6ac551eab5226f22f5d958/lib/rustlib/x86_64-unknown-linux-gnu/bin/self-contained:/opt/rustwide/cargo-home/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" VSLANG="1033" "cc" "-m64" "/tmp/rustcdB5iEg/symbols.o" "/opt/rustwide/target/debug/deps/simple_blockchain-7b894be6d7a70e2d.simple_blockchain.7f70082f793c1230-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/simple_blockchain-7b894be6d7a70e2d.simple_blockchain.7f70082f793c1230-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/simple_blockchain-7b894be6d7a70e2d.e0ni9g8996iq0qx26oa6e9970.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/7587ff3622fbec0abf6ac551eab5226f22f5d958/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/rustup-home/toolchains/7587ff3622fbec0abf6ac551eab5226f22f5d958/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-164d8fd564e4a211.rlib" "/opt/rustwide/rustup-home/toolchains/7587ff3622fbec0abf6ac551eab5226f22f5d958/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-783334590566e0fc.rlib" "/opt/rustwide/rustup-home/toolchains/7587ff3622fbec0abf6ac551eab5226f22f5d958/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-c61bd2663437c986.rlib" "/opt/rustwide/rustup-home/toolchains/7587ff3622fbec0abf6ac551eab5226f22f5d958/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-3c8f3a81644cce25.rlib" "/opt/rustwide/rustup-home/toolchains/7587ff3622fbec0abf6ac551eab5226f22f5d958/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-1244532a75e334d2.rlib" "/opt/rustwide/rustup-home/toolchains/7587ff3622fbec0abf6ac551eab5226f22f5d958/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-3edd22dc47a4513c.rlib" "/opt/rustwide/rustup-home/toolchains/7587ff3622fbec0abf6ac551eab5226f22f5d958/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-c12887f7a732d2f0.rlib" "/opt/rustwide/rustup-home/toolchains/7587ff3622fbec0abf6ac551eab5226f22f5d958/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-d5dba12b1f233f3e.rlib" "/opt/rustwide/rustup-home/toolchains/7587ff3622fbec0abf6ac551eab5226f22f5d958/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-e323419cd7924de6.rlib" "/opt/rustwide/rustup-home/toolchains/7587ff3622fbec0abf6ac551eab5226f22f5d958/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-008b8c4c7649b293.rlib" "/opt/rustwide/rustup-home/toolchains/7587ff3622fbec0abf6ac551eab5226f22f5d958/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-1e9aca0e00b982af.rlib" "/opt/rustwide/rustup-home/toolchains/7587ff3622fbec0abf6ac551eab5226f22f5d958/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-09eb8c2d25291926.rlib" "/opt/rustwide/rustup-home/toolchains/7587ff3622fbec0abf6ac551eab5226f22f5d958/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-85ca560db35b8e52.rlib" "/opt/rustwide/rustup-home/toolchains/7587ff3622fbec0abf6ac551eab5226f22f5d958/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-87a41ae6a2ba697f.rlib" "/opt/rustwide/rustup-home/toolchains/7587ff3622fbec0abf6ac551eab5226f22f5d958/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-72750b703a18185c.rlib" "/opt/rustwide/rustup-home/toolchains/7587ff3622fbec0abf6ac551eab5226f22f5d958/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-a1a711aa3d9d444c.rlib" "/opt/rustwide/rustup-home/toolchains/7587ff3622fbec0abf6ac551eab5226f22f5d958/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-a912b32e3ca9ae43.rlib" "/opt/rustwide/rustup-home/toolchains/7587ff3622fbec0abf6ac551eab5226f22f5d958/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-1922b8ad2a4e54ab.rlib" "/opt/rustwide/rustup-home/toolchains/7587ff3622fbec0abf6ac551eab5226f22f5d958/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-e60eec2aca178aae.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-B/opt/rustwide/rustup-home/toolchains/7587ff3622fbec0abf6ac551eab5226f22f5d958/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-B/opt/rustwide/rustup-home/toolchains/7587ff3622fbec0abf6ac551eab5226f22f5d958/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-B/opt/rustwide/rustup-home/toolchains/7587ff3622fbec0abf6ac551eab5226f22f5d958/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/7587ff3622fbec0abf6ac551eab5226f22f5d958/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-L" "/opt/rustwide/rustup-home/toolchains/7587ff3622fbec0abf6ac551eab5226f22f5d958/lib/rustlib/x86_64-unknown-linux-gnu/lib/self-contained" "-o" "/opt/rustwide/target/debug/deps/simple_blockchain-7b894be6d7a70e2d" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: collect2: fatal error: ld terminated with signal 7 [Bus error], core dumped
[INFO] [stdout]           compilation terminated.
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `simple_blockchain` (bin "simple_blockchain") due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "a414ca1f7f99a35385fe5c7f6dee1afc78d940176d953012a2e806aff452e763", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a414ca1f7f99a35385fe5c7f6dee1afc78d940176d953012a2e806aff452e763", kill_on_drop: false }`
[INFO] [stdout] a414ca1f7f99a35385fe5c7f6dee1afc78d940176d953012a2e806aff452e763