[INFO] cloning repository https://github.com/harshasrisri/crust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/harshasrisri/crust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fharshasrisri%2Fcrust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fharshasrisri%2Fcrust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e3c78b771ad886375f98b7ccb470303839156374
[INFO] testing harshasrisri/crust against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fharshasrisri%2Fcrust" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/harshasrisri/crust on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/harshasrisri/crust
[INFO] finished tweaking git repo https://github.com/harshasrisri/crust
[INFO] tweaked toml for git repo https://github.com/harshasrisri/crust written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/harshasrisri/crust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 05046510554e5ed01777c69facd6c1667fcb47a27664edf92f0e728ac83340a9
[INFO] running `Command { std: "docker" "start" "-a" "05046510554e5ed01777c69facd6c1667fcb47a27664edf92f0e728ac83340a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "05046510554e5ed01777c69facd6c1667fcb47a27664edf92f0e728ac83340a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05046510554e5ed01777c69facd6c1667fcb47a27664edf92f0e728ac83340a9", kill_on_drop: false }`
[INFO] [stdout] 05046510554e5ed01777c69facd6c1667fcb47a27664edf92f0e728ac83340a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d0d5b439499078512b7eebb1a1238b90f94e8b342ee600352ada2db4ca07a01
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6d0d5b439499078512b7eebb1a1238b90f94e8b342ee600352ada2db4ca07a01", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling rustversion v1.0.2
[INFO] [stderr]    Compiling proc-macro-error v0.4.8
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.8
[INFO] [stderr]    Compiling structopt-derive v0.4.2
[INFO] [stderr]    Compiling structopt v0.3.9
[INFO] [stderr]    Compiling slice v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.33s
[INFO] running `Command { std: "docker" "inspect" "6d0d5b439499078512b7eebb1a1238b90f94e8b342ee600352ada2db4ca07a01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d0d5b439499078512b7eebb1a1238b90f94e8b342ee600352ada2db4ca07a01", kill_on_drop: false }`
[INFO] [stdout] 6d0d5b439499078512b7eebb1a1238b90f94e8b342ee600352ada2db4ca07a01
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c280d7f24c893abb20c6a594fe6356dce682ce95a3c25caaaf0717203c1600c9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c280d7f24c893abb20c6a594fe6356dce682ce95a3c25caaaf0717203c1600c9", kill_on_drop: false }`
[INFO] [stderr]    Compiling slice v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.86s
[INFO] running `Command { std: "docker" "inspect" "c280d7f24c893abb20c6a594fe6356dce682ce95a3c25caaaf0717203c1600c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c280d7f24c893abb20c6a594fe6356dce682ce95a3c25caaaf0717203c1600c9", kill_on_drop: false }`
[INFO] [stdout] c280d7f24c893abb20c6a594fe6356dce682ce95a3c25caaaf0717203c1600c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 28f1d0cb47fbd5b1539d352d1883a4e8243bc9bd457433397b5b22a0b8d221ac
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "28f1d0cb47fbd5b1539d352d1883a4e8243bc9bd457433397b5b22a0b8d221ac", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/slice-26159f84ba400edc
[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] [stderr]      Running /opt/rustwide/target/debug/deps/slice-49bc5ec0789aaf16
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/slice-c942878787875f2b
[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] [stdout] 
[INFO] [stdout] running 22 tests
[INFO] [stdout] test test_field_complex_spec ... ok
[INFO] [stdout] test test_field_neg_open_ranges_in_middle ... ok
[INFO] [stdout] test test_field_neg_two_trailing_hyphens ... ok
[INFO] [stdout] test test_field_ordered_scatterred_numbers ... ok
[INFO] [stdout] test test_field_ordered_ranges ... ok
[INFO] [stdout] test test_field_range_and_numbers ... ok
[INFO] [stdout] test test_field_range_and_numbers_open ... ok
[INFO] [stdout] test test_field_neg_all_hyphens ... ok
[INFO] [stdout] test test_field_single_leading_hyphen ... ok
[INFO] [stdout] test test_field_neg_all_commas ... ok
[INFO] [stdout] test test_field_neg_invalid_ranges_in_start ... ok
[INFO] [stdout] test test_field_overlapping_ranges ... ok
[INFO] [stdout] test test_field_neg_empty_field_spec ... ok
[INFO] [stdout] test test_field_neg_two_leading_hyphens ... ok
[INFO] [stdout] test test_field_unordered_ranges ... ok
[INFO] [stdout] test test_field_neg_more_than_two_parts_in_range ... ok
[INFO] [stdout] test test_field_single_trailing_hyphen ... ok
[INFO] [stdout] test test_field_single_range ... ok
[INFO] [stdout] test test_field_simple_sequence ... ok
[INFO] [stdout] test test_field_neg_invalid_ranges_in_end ... ok
[INFO] [stdout] test test_field_unordered_scatterred_numbers ... ok
[INFO] [stderr]    Doc-tests slice
[INFO] [stdout] test test_field_neg_two_hyphens_in_range ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 22 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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 `Command { std: "docker" "inspect" "28f1d0cb47fbd5b1539d352d1883a4e8243bc9bd457433397b5b22a0b8d221ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28f1d0cb47fbd5b1539d352d1883a4e8243bc9bd457433397b5b22a0b8d221ac", kill_on_drop: false }`
[INFO] [stdout] 28f1d0cb47fbd5b1539d352d1883a4e8243bc9bd457433397b5b22a0b8d221ac