[INFO] cloning repository https://github.com/cannero/tape_drive
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cannero/tape_drive" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcannero%2Ftape_drive", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcannero%2Ftape_drive'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] adc31de96be66991928f3443419a1f549b9c7dde
[INFO] checking cannero/tape_drive against try#6f12b8fe67b4eed2e838dab803ed9493b9d62c0f for pr-79073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcannero%2Ftape_drive" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cannero/tape_drive on toolchain 6f12b8fe67b4eed2e838dab803ed9493b9d62c0f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cannero/tape_drive
[INFO] finished tweaking git repo https://github.com/cannero/tape_drive
[INFO] tweaked toml for git repo https://github.com/cannero/tape_drive written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/cannero/tape_drive already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cookie v0.12.0
[INFO] [stderr]   Downloaded byte-pool v0.2.1
[INFO] [stderr]   Downloaded async-h1 v1.1.2
[INFO] [stderr]   Downloaded curl v0.4.29
[INFO] [stderr]   Downloaded serde v1.0.110
[INFO] [stderr]   Downloaded proc-macro2 v1.0.13
[INFO] [stderr]   Downloaded kv-log-macro v1.0.5
[INFO] [stderr]   Downloaded http-types v1.2.0
[INFO] [stderr]   Downloaded lexical-core v0.7.4
[INFO] [stderr]   Downloaded infer v0.1.6
[INFO] [stderr]   Downloaded omnom v2.1.2
[INFO] [stderr]   Downloaded sluice v0.5.2
[INFO] [stderr]   Downloaded surf v2.0.0-alpha.2
[INFO] [stderr]   Downloaded syn v1.0.22
[INFO] [stderr]   Downloaded http-client v2.0.0
[INFO] [stderr]   Downloaded pin-project-internal v0.4.16
[INFO] [stderr]   Downloaded pin-project v0.4.16
[INFO] [stderr]   Downloaded openssl-sys v0.9.56
[INFO] [stderr]   Downloaded serde_json v1.0.53
[INFO] [stderr]   Downloaded pulldown-cmark v0.7.1
[INFO] [stderr]   Downloaded bumpalo v3.3.0
[INFO] [stderr]   Downloaded isahc v0.9.2
[INFO] [stderr]   Downloaded nom v6.0.0-alpha1
[INFO] [stderr]   Downloaded curl-sys v0.4.31+curl-7.70.0
[INFO] [stderr]   Downloaded broadcaster v1.0.0
[INFO] [stderr]   Downloaded serde_derive v1.0.110
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "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] 7bab63eaf5589492f2ef1b5a18f72caaa8351f32dad3e34e5442e176182dae46
[INFO] running `Command { std: "docker" "start" "-a" "7bab63eaf5589492f2ef1b5a18f72caaa8351f32dad3e34e5442e176182dae46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7bab63eaf5589492f2ef1b5a18f72caaa8351f32dad3e34e5442e176182dae46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bab63eaf5589492f2ef1b5a18f72caaa8351f32dad3e34e5442e176182dae46", kill_on_drop: false }`
[INFO] [stdout] 7bab63eaf5589492f2ef1b5a18f72caaa8351f32dad3e34e5442e176182dae46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 17d76cf0a21ac85af26e0d2cffe8847512c89000168b0b73deaa216b36f25d70
[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" "17d76cf0a21ac85af26e0d2cffe8847512c89000168b0b73deaa216b36f25d70", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.13
[INFO] [stderr]    Compiling syn v1.0.22
[INFO] [stderr]    Compiling cc v1.0.53
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling proc-macro-nested v0.1.4
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking futures-timer v2.0.2
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]    Compiling curl v0.4.29
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling isahc v0.9.2
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]    Compiling pulldown-cmark v0.7.1
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]    Compiling nom v6.0.0-alpha1
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking encoding_rs v0.8.23
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking async-task v1.3.1
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking omnom v2.1.2
[INFO] [stderr]     Checking crossbeam-utils v0.7.2
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking lexical-core v0.7.4
[INFO] [stderr]     Checking mime_guess v2.0.3
[INFO] [stderr]     Checking crossbeam-channel v0.4.2
[INFO] [stderr]     Checking crossbeam-queue v0.2.1
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking kv-log-macro v1.0.5
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking infer v0.1.6
[INFO] [stderr]     Checking byte-pool v0.2.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling openssl-sys v0.9.56
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.3
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling curl-sys v0.4.31+curl-7.70.0
[INFO] [stderr]    Compiling quote v1.0.5
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]    Compiling pin-project-internal v0.4.16
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling async-attributes v1.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.110
[INFO] [stderr]    Compiling thiserror-impl v1.0.18
[INFO] [stderr]     Checking thiserror v1.0.18
[INFO] [stderr]     Checking pin-project v0.4.16
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking serde v1.0.110
[INFO] [stderr]     Checking broadcaster v1.0.0
[INFO] [stderr]     Checking sluice v0.5.2
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking async-std v1.5.0
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stderr]     Checking http-types v1.2.0
[INFO] [stderr]     Checking async-native-tls v0.3.3
[INFO] [stderr]     Checking async-h1 v1.1.2
[INFO] [stderr]     Checking http-client v2.0.0
[INFO] [stderr]     Checking surf v2.0.0-alpha.2
[INFO] [stderr]     Checking tape_drive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 19s
[INFO] running `Command { std: "docker" "inspect" "17d76cf0a21ac85af26e0d2cffe8847512c89000168b0b73deaa216b36f25d70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17d76cf0a21ac85af26e0d2cffe8847512c89000168b0b73deaa216b36f25d70", kill_on_drop: false }`
[INFO] [stdout] 17d76cf0a21ac85af26e0d2cffe8847512c89000168b0b73deaa216b36f25d70