[INFO] cloning repository https://github.com/tmbobbins/merkle_tree
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tmbobbins/merkle_tree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftmbobbins%2Fmerkle_tree", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftmbobbins%2Fmerkle_tree'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d92b94d8a457b2041be46ac2d321de046209240c
[INFO] checking tmbobbins/merkle_tree against master#7c4ac0603e9ee5295bc802c90575391288a69a8a for pr-124728
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftmbobbins%2Fmerkle_tree" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tmbobbins/merkle_tree on toolchain 7c4ac0603e9ee5295bc802c90575391288a69a8a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7c4ac0603e9ee5295bc802c90575391288a69a8a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tmbobbins/merkle_tree
[INFO] finished tweaking git repo https://github.com/tmbobbins/merkle_tree
[INFO] tweaked toml for git repo https://github.com/tmbobbins/merkle_tree written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/tmbobbins/merkle_tree 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" "+7c4ac0603e9ee5295bc802c90575391288a69a8a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+7c4ac0603e9ee5295bc802c90575391288a69a8a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b0f9c6eb25b1484903b8e0e320bef6b2d81e6078b7819b39fb3c87aa77cc362e
[INFO] running `Command { std: "docker" "start" "-a" "b0f9c6eb25b1484903b8e0e320bef6b2d81e6078b7819b39fb3c87aa77cc362e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0f9c6eb25b1484903b8e0e320bef6b2d81e6078b7819b39fb3c87aa77cc362e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0f9c6eb25b1484903b8e0e320bef6b2d81e6078b7819b39fb3c87aa77cc362e", kill_on_drop: false }`
[INFO] [stdout] b0f9c6eb25b1484903b8e0e320bef6b2d81e6078b7819b39fb3c87aa77cc362e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+7c4ac0603e9ee5295bc802c90575391288a69a8a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b2feb7b063bd2eb50bafdfc60b1b49d4cb8cd3d1ccc6f48560bf029dd4ebbe8
[INFO] running `Command { std: "docker" "start" "-a" "2b2feb7b063bd2eb50bafdfc60b1b49d4cb8cd3d1ccc6f48560bf029dd4ebbe8", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]     Checking keccak v0.1.2
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]     Checking block-buffer v0.10.2
[INFO] [stderr]     Checking crypto-common v0.1.5
[INFO] [stderr]     Checking digest v0.10.3
[INFO] [stderr]     Checking sha3 v0.10.1
[INFO] [stderr]     Checking merkle_tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.11s
[INFO] running `Command { std: "docker" "inspect" "2b2feb7b063bd2eb50bafdfc60b1b49d4cb8cd3d1ccc6f48560bf029dd4ebbe8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b2feb7b063bd2eb50bafdfc60b1b49d4cb8cd3d1ccc6f48560bf029dd4ebbe8", kill_on_drop: false }`
[INFO] [stdout] 2b2feb7b063bd2eb50bafdfc60b1b49d4cb8cd3d1ccc6f48560bf029dd4ebbe8
[INFO] checking tmbobbins/merkle_tree against try#98ebbae35138252af77610c20ea5a5e8bf68d639 for pr-124728
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftmbobbins%2Fmerkle_tree" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tmbobbins/merkle_tree on toolchain 98ebbae35138252af77610c20ea5a5e8bf68d639
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+98ebbae35138252af77610c20ea5a5e8bf68d639" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tmbobbins/merkle_tree
[INFO] finished tweaking git repo https://github.com/tmbobbins/merkle_tree
[INFO] tweaked toml for git repo https://github.com/tmbobbins/merkle_tree written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/tmbobbins/merkle_tree 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" "+98ebbae35138252af77610c20ea5a5e8bf68d639" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+98ebbae35138252af77610c20ea5a5e8bf68d639" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0f122f7b72757ea965943bf3865232c2d64919f7d8bbddbb8efa29afc7138f87
[INFO] running `Command { std: "docker" "start" "-a" "0f122f7b72757ea965943bf3865232c2d64919f7d8bbddbb8efa29afc7138f87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f122f7b72757ea965943bf3865232c2d64919f7d8bbddbb8efa29afc7138f87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f122f7b72757ea965943bf3865232c2d64919f7d8bbddbb8efa29afc7138f87", kill_on_drop: false }`
[INFO] [stdout] 0f122f7b72757ea965943bf3865232c2d64919f7d8bbddbb8efa29afc7138f87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+98ebbae35138252af77610c20ea5a5e8bf68d639" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e1bf37aea0c9f32851b371e459b77e144f096a0e0b6a4b27a2996db5a628082e
[INFO] running `Command { std: "docker" "start" "-a" "e1bf37aea0c9f32851b371e459b77e144f096a0e0b6a4b27a2996db5a628082e", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking keccak v0.1.2
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr] error: failed to run custom build command for `typenum v1.15.0`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/typenum-9d7466db2ee8b106/build-script-main` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rustc-env=TYPENUM_BUILD_CONSTS=/opt/rustwide/target/debug/build/typenum-5f883c840f84d8d6/out/consts.rs
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/typenum-1.15.0/build/main.rs:183:26:
[INFO] [stderr]   called `Result::unwrap()` on an `Err` value: Os { code: 28, kind: StorageFull, message: "No space left on device" }
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x562f0d6efd95 - std::backtrace_rs::backtrace::libunwind::trace::h267ae95cc9bd734b
[INFO] [stderr]                                  at /rustc/98ebbae35138252af77610c20ea5a5e8bf68d639/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stderr]      1:     0x562f0d6efd95 - std::backtrace_rs::backtrace::trace_unsynchronized::hd788be1a63cf241b
[INFO] [stderr]                                  at /rustc/98ebbae35138252af77610c20ea5a5e8bf68d639/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x562f0d6efd95 - std::sys_common::backtrace::_print_fmt::h0ea65d6f41155ae8
[INFO] [stderr]                                  at /rustc/98ebbae35138252af77610c20ea5a5e8bf68d639/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stderr]      3:     0x562f0d6efd95 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h0e7c736ab3d11b21
[INFO] [stderr]                                  at /rustc/98ebbae35138252af77610c20ea5a5e8bf68d639/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x562f0d70d18b - core::fmt::rt::Argument::fmt::hc65f02defbce77be
[INFO] [stderr]                                  at /rustc/98ebbae35138252af77610c20ea5a5e8bf68d639/library/core/src/fmt/rt.rs:165:63
[INFO] [stderr]      5:     0x562f0d70d18b - core::fmt::write::h63676a52002bb927
[INFO] [stderr]                                  at /rustc/98ebbae35138252af77610c20ea5a5e8bf68d639/library/core/src/fmt/mod.rs:1157:21
[INFO] [stderr]      6:     0x562f0d6eddbf - std::io::Write::write_fmt::h31db56c044276008
[INFO] [stderr]                                  at /rustc/98ebbae35138252af77610c20ea5a5e8bf68d639/library/std/src/io/mod.rs:1835:15
[INFO] [stderr]      7:     0x562f0d6efb6e - std::sys_common::backtrace::_print::h9f89765f61d698b2
[INFO] [stderr]                                  at /rustc/98ebbae35138252af77610c20ea5a5e8bf68d639/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      8:     0x562f0d6efb6e - std::sys_common::backtrace::print::h0b37629a7ea3108e
[INFO] [stderr]                                  at /rustc/98ebbae35138252af77610c20ea5a5e8bf68d639/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      9:     0x562f0d6f0e29 - std::panicking::default_hook::{{closure}}::h4804d18c2fea6a92
[INFO] [stderr]     10:     0x562f0d6f0b6d - std::panicking::default_hook::hd8c6ede9b34e7f51
[INFO] [stderr]                                  at /rustc/98ebbae35138252af77610c20ea5a5e8bf68d639/library/std/src/panicking.rs:298:9
[INFO] [stderr]     11:     0x562f0d6f12c3 - std::panicking::rust_panic_with_hook::h1080ffe88d310504
[INFO] [stderr]                                  at /rustc/98ebbae35138252af77610c20ea5a5e8bf68d639/library/std/src/panicking.rs:795:13
[INFO] [stderr]     12:     0x562f0d6f11a4 - std::panicking::begin_panic_handler::{{closure}}::h1d7bf4b57b9446a8
[INFO] [stderr]                                  at /rustc/98ebbae35138252af77610c20ea5a5e8bf68d639/library/std/src/panicking.rs:664:13
[INFO] [stderr]     13:     0x562f0d6f0259 - std::sys_common::backtrace::__rust_end_short_backtrace::hc5de12133f6b8a38
[INFO] [stderr]                                  at /rustc/98ebbae35138252af77610c20ea5a5e8bf68d639/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stderr]     14:     0x562f0d6f0ed7 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/98ebbae35138252af77610c20ea5a5e8bf68d639/library/std/src/panicking.rs:652:5
[INFO] [stderr]     15:     0x562f0d6bbf03 - core::panicking::panic_fmt::hd7f58d98e273eddc
[INFO] [stderr]                                  at /rustc/98ebbae35138252af77610c20ea5a5e8bf68d639/library/core/src/panicking.rs:72:14
[INFO] [stderr]     16:     0x562f0d6bc316 - core::result::unwrap_failed::h1a3c2672df1b87f3
[INFO] [stderr]                                  at /rustc/98ebbae35138252af77610c20ea5a5e8bf68d639/library/core/src/result.rs:1654:5
[INFO] [stderr]     17:     0x562f0d6d4db5 - build_script_main::main::h4d944ebc47216032
[INFO] [stderr]     18:     0x562f0d6cfbf3 - core::ops::function::FnOnce::call_once::hec4bfeab7ea4f6a1
[INFO] [stderr]     19:     0x562f0d6d1a26 - std::sys_common::backtrace::__rust_begin_short_backtrace::h24103d3d6fccc147
[INFO] [stderr]     20:     0x562f0d6d21f9 - std::rt::lang_start::{{closure}}::hd2cc06ac61079318
[INFO] [stderr]     21:     0x562f0d6eaf6d - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h8a28a62cf961cfd9
[INFO] [stderr]                                  at /rustc/98ebbae35138252af77610c20ea5a5e8bf68d639/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     22:     0x562f0d6eaf6d - std::panicking::try::do_call::he214253aca0d5bc7
[INFO] [stderr]                                  at /rustc/98ebbae35138252af77610c20ea5a5e8bf68d639/library/std/src/panicking.rs:559:40
[INFO] [stderr]     23:     0x562f0d6eaf6d - std::panicking::try::ha01d64306df31f0a
[INFO] [stderr]                                  at /rustc/98ebbae35138252af77610c20ea5a5e8bf68d639/library/std/src/panicking.rs:523:19
[INFO] [stderr]     24:     0x562f0d6eaf6d - std::panic::catch_unwind::h4e731eb2e8e6ac4e
[INFO] [stderr]                                  at /rustc/98ebbae35138252af77610c20ea5a5e8bf68d639/library/std/src/panic.rs:149:14
[INFO] [stderr]     25:     0x562f0d6eaf6d - std::rt::lang_start_internal::{{closure}}::h63e8ffcd2d3abdb7
[INFO] [stderr]                                  at /rustc/98ebbae35138252af77610c20ea5a5e8bf68d639/library/std/src/rt.rs:141:48
[INFO] [stderr]     26:     0x562f0d6eaf6d - std::panicking::try::do_call::hd6d53b94d6420249
[INFO] [stderr]                                  at /rustc/98ebbae35138252af77610c20ea5a5e8bf68d639/library/std/src/panicking.rs:559:40
[INFO] [stderr]     27:     0x562f0d6eaf6d - std::panicking::try::h088cfb56cbf88af1
[INFO] [stderr]                                  at /rustc/98ebbae35138252af77610c20ea5a5e8bf68d639/library/std/src/panicking.rs:523:19
[INFO] [stderr]     28:     0x562f0d6eaf6d - std::panic::catch_unwind::hc16d02984b699c07
[INFO] [stderr]                                  at /rustc/98ebbae35138252af77610c20ea5a5e8bf68d639/library/std/src/panic.rs:149:14
[INFO] [stderr]     29:     0x562f0d6eaf6d - std::rt::lang_start_internal::hb6a4fb7cf3bb6dfe
[INFO] [stderr]                                  at /rustc/98ebbae35138252af77610c20ea5a5e8bf68d639/library/std/src/rt.rs:141:20
[INFO] [stderr]     30:     0x562f0d6d21d7 - std::rt::lang_start::hb2f046aff868f963
[INFO] [stderr]     31:     0x562f0d6d5595 - main
[INFO] [stderr]     32:     0x7f9b33504d90 - <unknown>
[INFO] [stderr]     33:     0x7f9b33504e40 - __libc_start_main
[INFO] [stderr]     34:     0x562f0d6bc6f5 - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "e1bf37aea0c9f32851b371e459b77e144f096a0e0b6a4b27a2996db5a628082e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1bf37aea0c9f32851b371e459b77e144f096a0e0b6a4b27a2996db5a628082e", kill_on_drop: false }`
[INFO] [stdout] e1bf37aea0c9f32851b371e459b77e144f096a0e0b6a4b27a2996db5a628082e