[INFO] cloning repository https://github.com/Munksgaard/hamming
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Munksgaard/hamming" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMunksgaard%2Fhamming", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMunksgaard%2Fhamming'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2b65e2b495bed9e53daf5b81c5717ee69a033226
[INFO] testing Munksgaard/hamming against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMunksgaard%2Fhamming" "/workspace/builds/worker-92/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-92/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Munksgaard/hamming on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Munksgaard/hamming
[INFO] finished tweaking git repo https://github.com/Munksgaard/hamming
[INFO] tweaked toml for git repo https://github.com/Munksgaard/hamming written to /workspace/builds/worker-92/source/Cargo.toml
[INFO] crate git repo https://github.com/Munksgaard/hamming already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bit-vec v0.4.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3202c1513065f7e4daab867b39e40d15749e8abf67cde16c67bd8a666b13b146
[INFO] running `Command { std: "docker" "start" "-a" "3202c1513065f7e4daab867b39e40d15749e8abf67cde16c67bd8a666b13b146", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3202c1513065f7e4daab867b39e40d15749e8abf67cde16c67bd8a666b13b146", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3202c1513065f7e4daab867b39e40d15749e8abf67cde16c67bd8a666b13b146", kill_on_drop: false }`
[INFO] [stdout] 3202c1513065f7e4daab867b39e40d15749e8abf67cde16c67bd8a666b13b146
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d47f0bf59a4b552201e8327b1e7fe568aaa33630ee8c1a00a6a99f8bde6cb4f
[INFO] running `Command { std: "docker" "start" "-a" "3d47f0bf59a4b552201e8327b1e7fe568aaa33630ee8c1a00a6a99f8bde6cb4f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling bit-vec v0.4.3
[INFO] [stderr]    Compiling hamming v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `iter_arith` has been stable since 1.11.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(iter_arith)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.22s
[INFO] running `Command { std: "docker" "inspect" "3d47f0bf59a4b552201e8327b1e7fe568aaa33630ee8c1a00a6a99f8bde6cb4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d47f0bf59a4b552201e8327b1e7fe568aaa33630ee8c1a00a6a99f8bde6cb4f", kill_on_drop: false }`
[INFO] [stdout] 3d47f0bf59a4b552201e8327b1e7fe568aaa33630ee8c1a00a6a99f8bde6cb4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a08812e03624cc9d1abddcb17bec4de20d0b514b1c198d3072302920e94ecd64
[INFO] running `Command { std: "docker" "start" "-a" "a08812e03624cc9d1abddcb17bec4de20d0b514b1c198d3072302920e94ecd64", kill_on_drop: false }`
[INFO] [stderr]    Compiling hamming v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `iter_arith` has been stable since 1.11.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(iter_arith)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `iter_arith` has been stable since 1.11.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(iter_arith)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "a08812e03624cc9d1abddcb17bec4de20d0b514b1c198d3072302920e94ecd64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a08812e03624cc9d1abddcb17bec4de20d0b514b1c198d3072302920e94ecd64", kill_on_drop: false }`
[INFO] [stdout] a08812e03624cc9d1abddcb17bec4de20d0b514b1c198d3072302920e94ecd64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d0fb9c45849803f44dcb4865169860273aa75cdb4c9a038460cb410251a68053
[INFO] running `Command { std: "docker" "start" "-a" "d0fb9c45849803f44dcb4865169860273aa75cdb4c9a038460cb410251a68053", kill_on_drop: false }`
[INFO] [stderr] warning: the feature `iter_arith` has been stable since 1.11.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/lib.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(iter_arith)]
[INFO] [stderr]   |            ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `hamming` (lib) generated 1 warning
[INFO] [stderr] warning: `hamming` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hamming-96290dd3517b141f)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::dist_test_1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hamming-38815fa0e83cdaac)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests hamming
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d0fb9c45849803f44dcb4865169860273aa75cdb4c9a038460cb410251a68053", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0fb9c45849803f44dcb4865169860273aa75cdb4c9a038460cb410251a68053", kill_on_drop: false }`
[INFO] [stdout] d0fb9c45849803f44dcb4865169860273aa75cdb4c9a038460cb410251a68053