[INFO] updating cached repository https://github.com/rust-lang-nursery/cargo-bisect-rustc
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] [stderr] From https://github.com/rust-lang-nursery/cargo-bisect-rustc
[INFO] [stderr]    a5f5034..02bcfe9  master     -> master
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 02bcfe95eaeb6569cfd2f7f87c3f6d1f336924f6
[INFO] testing rust-lang-nursery/cargo-bisect-rustc against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-lang-nursery%2Fcargo-bisect-rustc" "/workspace/builds/worker-3/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rust-lang-nursery/cargo-bisect-rustc on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/rust-lang-nursery/cargo-bisect-rustc
[INFO] finished tweaking git repo https://github.com/rust-lang-nursery/cargo-bisect-rustc
[INFO] tweaked toml for git repo https://github.com/rust-lang-nursery/cargo-bisect-rustc written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/rust-lang-nursery/cargo-bisect-rustc already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 69fca10b55411f96934a537622ce39e3b336948fe01b20ab3db14290e1ea345b
[INFO] running `"docker" "start" "-a" "69fca10b55411f96934a537622ce39e3b336948fe01b20ab3db14290e1ea345b"`
[INFO] [stderr]    Compiling pkg-config v0.3.16
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling syn v1.0.7
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.25
[INFO] [stderr]    Compiling pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling try-lock v0.2.2
[INFO] [stderr]    Compiling encoding_rs v0.8.20
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling failure_derive v0.1.7
[INFO] [stderr]    Compiling cargo-bisect-rustc v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling tee v0.1.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling futures-channel v0.3.4
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]    Compiling http v0.2.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling miniz_oxide v0.3.5
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling unicase v2.5.1
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling clicolors-control v1.0.1
[INFO] [stderr]    Compiling termios v0.3.1
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling filetime v0.2.7
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling dirs-sys v0.3.4
[INFO] [stderr]    Compiling futures-util v0.3.4
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling cc v1.0.46
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling pbr v1.0.2
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling tar v0.4.26
[INFO] [stderr]    Compiling regex v1.3.6
[INFO] [stderr]    Compiling flate2 v1.0.14
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling url v2.1.0
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling http-body v0.3.1
[INFO] [stderr]    Compiling tokio v0.2.11
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling mime_guess v2.0.1
[INFO] [stderr]    Compiling openssl-sys v0.9.52
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling libssh2-sys v0.2.13
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling libgit2-sys v0.12.3+1.0.0
[INFO] [stderr]    Compiling lzma-sys v0.1.15
[INFO] [stderr]    Compiling chrono v0.4.11
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling console v0.9.2
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling dialoguer v0.5.0
[INFO] [stderr]    Compiling xz2 v0.1.6
[INFO] [stderr]    Compiling h2 v0.2.4
[INFO] [stderr]    Compiling backtrace v0.3.40
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling synstructure v0.12.1
[INFO] [stderr]    Compiling tokio-tls v0.3.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.8
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling failure v0.1.6
[INFO] [stderr]    Compiling structopt-derive v0.4.6
[INFO] [stderr]    Compiling pin-project v0.4.8
[INFO] [stderr]    Compiling hyper v0.13.4
[INFO] [stderr]    Compiling structopt v0.3.13
[INFO] [stderr]    Compiling hyper-tls v0.4.1
[INFO] [stderr]    Compiling git2 v0.13.2
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling serde_json v1.0.41
[INFO] [stderr]    Compiling reqwest v0.10.4
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4m 38s
[INFO] running `"docker" "inspect" "69fca10b55411f96934a537622ce39e3b336948fe01b20ab3db14290e1ea345b"`
[INFO] running `"docker" "rm" "-f" "69fca10b55411f96934a537622ce39e3b336948fe01b20ab3db14290e1ea345b"`
[INFO] [stdout] 69fca10b55411f96934a537622ce39e3b336948fe01b20ab3db14290e1ea345b
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1d38b746ab188bdf51ed606b4d99105ffacb409453d8aa66313be5af09e5a6f3
[INFO] running `"docker" "start" "-a" "1d38b746ab188bdf51ed606b4d99105ffacb409453d8aa66313be5af09e5a6f3"`
[INFO] [stderr]    Compiling quickcheck v0.9.2
[INFO] [stderr]    Compiling cargo-bisect-rustc v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 11.21s
[INFO] running `"docker" "inspect" "1d38b746ab188bdf51ed606b4d99105ffacb409453d8aa66313be5af09e5a6f3"`
[INFO] running `"docker" "rm" "-f" "1d38b746ab188bdf51ed606b4d99105ffacb409453d8aa66313be5af09e5a6f3"`
[INFO] [stdout] 1d38b746ab188bdf51ed606b4d99105ffacb409453d8aa66313be5af09e5a6f3
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 189d62dd4bd0ac712e7ee6ddb12a5f6d7036c6f720f9bd0d73b631f1aca84fcf
[INFO] running `"docker" "start" "-a" "189d62dd4bd0ac712e7ee6ddb12a5f6d7036c6f720f9bd0d73b631f1aca84fcf"`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.50s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cargo_bisect_rustc-8a55cbdb990f6494
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test least_satisfying::tests::least_satisfying_2 ... ok
[INFO] [stdout] test least_satisfying::tests::least_satisfying_1 ... ok
[INFO] [stdout] test least_satisfying::tests::least_satisfying_4 ... ok
[INFO] [stdout] test least_satisfying::tests::least_satisfying_3 ... ok
[INFO] [stdout] test least_satisfying::tests::least_satisfying_5 ... ok
[INFO] [stdout] test least_satisfying::tests::least_satisfying_6 ... ok
[INFO] [stdout] test least_satisfying::tests::least_satisfying_7 ... ok
[INFO] [stdout] test least_satisfying::tests::least_satisfying_8 ... ok
[INFO] [stdout] test test_nightly_finder_iterator ... ok
[INFO] [stdout] test least_satisfying::tests::qc_prop ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "189d62dd4bd0ac712e7ee6ddb12a5f6d7036c6f720f9bd0d73b631f1aca84fcf"`
[INFO] running `"docker" "rm" "-f" "189d62dd4bd0ac712e7ee6ddb12a5f6d7036c6f720f9bd0d73b631f1aca84fcf"`
[INFO] [stdout] 189d62dd4bd0ac712e7ee6ddb12a5f6d7036c6f720f9bd0d73b631f1aca84fcf