[INFO] updating cached repository zzmp/serdwarf
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/zzmp/serdwarf
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/zzmp/serdwarf" "work/ex/beta-1.38-1/sources/1.37.0/gh/zzmp/serdwarf"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/zzmp/serdwarf'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/zzmp/serdwarf" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/zzmp/serdwarf"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/zzmp/serdwarf'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9c2059934b858b93c4a3b6ef49c504fbb1bd097d
[INFO] sha for GitHub repo zzmp/serdwarf: 9c2059934b858b93c4a3b6ef49c504fbb1bd097d
[INFO] validating manifest of zzmp/serdwarf on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of zzmp/serdwarf on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing zzmp/serdwarf
[INFO] finished frobbing zzmp/serdwarf
[INFO] frobbed toml for zzmp/serdwarf written to work/ex/beta-1.38-1/sources/1.37.0/gh/zzmp/serdwarf/Cargo.toml
[INFO] started frobbing zzmp/serdwarf
[INFO] finished frobbing zzmp/serdwarf
[INFO] frobbed toml for zzmp/serdwarf written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/zzmp/serdwarf/Cargo.toml
[INFO] crate zzmp/serdwarf already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing zzmp/serdwarf against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/zzmp/serdwarf:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] bcee9cd4a66eeb1829a017cc6aa5eec1056d6590b732999635120685cd01ee09
[INFO] running `"docker" "start" "-a" "bcee9cd4a66eeb1829a017cc6aa5eec1056d6590b732999635120685cd01ee09"`
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling odds v0.2.25
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling zero v0.1.2
[INFO] [stderr]    Compiling libc v0.2.22
[INFO] [stderr]    Compiling byteorder v0.5.3
[INFO] [stderr]    Compiling fallible-iterator v0.1.3
[INFO] [stderr]    Compiling leb128 v0.2.1
[INFO] [stderr]    Compiling getopts v0.2.14
[INFO] [stderr]    Compiling xmas-elf v0.4.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr] warning[E0503]: cannot use `state` because it was mutably borrowed
[INFO] [stderr]     --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/getopts-0.2.14/src/lib.rs:1008:33
[INFO] [stderr]      |
[INFO] [stderr] 955  |     let mut machine = |cont: &mut bool, (i, c): (usize, char)| {
[INFO] [stderr]      |                       ---------------------------------------- borrow of `state` occurs here
[INFO] [stderr] ...
[INFO] [stderr] 959  |         state = match (state, whitespace, limit) {
[INFO] [stderr]      |                        ----- borrow occurs due to use of `state` in closure
[INFO] [stderr] ...
[INFO] [stderr] 1008 |     while cont && match state { B | C => true, A => false } {
[INFO] [stderr]      |                                 ^ use of borrowed `state`
[INFO] [stderr] 1009 |         machine(&mut cont, (fake_i, ' '));
[INFO] [stderr]      |         ------- borrow later used here
[INFO] [stderr]      |
[INFO] [stderr]      = warning: this error has been downgraded to a warning for backwards compatibility with previous releases
[INFO] [stderr]      = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future
[INFO] [stderr]      = note: for more information, try `rustc --explain E0729`
[INFO] [stderr] 
[INFO] [stderr]    Compiling nodrop v0.1.9
[INFO] [stderr]    Compiling fs2 v0.2.5
[INFO] [stderr]    Compiling arrayvec v0.3.23
[INFO] [stderr]    Compiling memmap v0.4.0
[INFO] [stderr]    Compiling object v0.3.0
[INFO] [stderr]    Compiling gimli v0.13.0
[INFO] [stderr]    Compiling dwarfdump v0.1.0
[INFO] [stderr]    Compiling serdwarf v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.68s
[INFO] running `"docker" "inspect" "bcee9cd4a66eeb1829a017cc6aa5eec1056d6590b732999635120685cd01ee09"`
[INFO] running `"docker" "rm" "-f" "bcee9cd4a66eeb1829a017cc6aa5eec1056d6590b732999635120685cd01ee09"`
[INFO] [stdout] bcee9cd4a66eeb1829a017cc6aa5eec1056d6590b732999635120685cd01ee09
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/zzmp/serdwarf:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 79a4a3a49c276a447cb5bef538c012db6bc7a51a0d93a48ccad18f915608079a
[INFO] running `"docker" "start" "-a" "79a4a3a49c276a447cb5bef538c012db6bc7a51a0d93a48ccad18f915608079a"`
[INFO] [stderr]    Compiling serdwarf v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `"docker" "inspect" "79a4a3a49c276a447cb5bef538c012db6bc7a51a0d93a48ccad18f915608079a"`
[INFO] running `"docker" "rm" "-f" "79a4a3a49c276a447cb5bef538c012db6bc7a51a0d93a48ccad18f915608079a"`
[INFO] [stdout] 79a4a3a49c276a447cb5bef538c012db6bc7a51a0d93a48ccad18f915608079a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/zzmp/serdwarf:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] d65bc6bf3d5585f4f3f7ed9adbae12ce8cff8af208d887bef825c108efc05054
[INFO] running `"docker" "start" "-a" "d65bc6bf3d5585f4f3f7ed9adbae12ce8cff8af208d887bef825c108efc05054"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/serdwarf-30a031762b116ff7
[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 `"docker" "inspect" "d65bc6bf3d5585f4f3f7ed9adbae12ce8cff8af208d887bef825c108efc05054"`
[INFO] running `"docker" "rm" "-f" "d65bc6bf3d5585f4f3f7ed9adbae12ce8cff8af208d887bef825c108efc05054"`
[INFO] [stdout] d65bc6bf3d5585f4f3f7ed9adbae12ce8cff8af208d887bef825c108efc05054