[INFO] cloning repository https://github.com/hanjinliu/ipyprev
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hanjinliu/ipyprev" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhanjinliu%2Fipyprev", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhanjinliu%2Fipyprev'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4dc81bc4013aaba920b0e7467193ae17da20f158
[INFO] checking hanjinliu/ipyprev against try#d8a5ee01b913730aca7ab44c72c8f2722c0533ff for pr-139022
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhanjinliu%2Fipyprev" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hanjinliu/ipyprev on toolchain d8a5ee01b913730aca7ab44c72c8f2722c0533ff
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d8a5ee01b913730aca7ab44c72c8f2722c0533ff" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hanjinliu/ipyprev
[INFO] finished tweaking git repo https://github.com/hanjinliu/ipyprev
[INFO] tweaked toml for git repo https://github.com/hanjinliu/ipyprev written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/hanjinliu/ipyprev already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d8a5ee01b913730aca7ab44c72c8f2722c0533ff" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+d8a5ee01b913730aca7ab44c72c8f2722c0533ff" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 27ae6038701d8da7c62b442f8800771781f497d19e8d4b1b6d6951d2e6b097b0
[INFO] running `Command { std: "docker" "start" "-a" "27ae6038701d8da7c62b442f8800771781f497d19e8d4b1b6d6951d2e6b097b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27ae6038701d8da7c62b442f8800771781f497d19e8d4b1b6d6951d2e6b097b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27ae6038701d8da7c62b442f8800771781f497d19e8d4b1b6d6951d2e6b097b0", kill_on_drop: false }`
[INFO] [stdout] 27ae6038701d8da7c62b442f8800771781f497d19e8d4b1b6d6951d2e6b097b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+d8a5ee01b913730aca7ab44c72c8f2722c0533ff" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7350b02b8adda5427103ed8a62ad01baa39a4ec6148193648e99f3c2c9814e3a
[INFO] running `Command { std: "docker" "start" "-a" "7350b02b8adda5427103ed8a62ad01baa39a4ec6148193648e99f3c2c9814e3a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling serde_derive v1.0.144
[INFO] [stderr]    Compiling serde v1.0.144
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]     Checking itoa v1.0.3
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking num_threads v0.1.6
[INFO] [stderr]    Compiling unicode-segmentation v1.9.0
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]    Compiling serde_json v1.0.85
[INFO] [stderr]     Checking line-wrap v0.1.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking miniz_oxide v0.5.3
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]     Checking once_cell v1.13.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking xml-rs v0.8.4
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking flate2 v1.0.24
[INFO] [stderr]    Compiling onig_sys v69.8.1
[INFO] [stderr]     Checking time v0.3.13
[INFO] [stderr]    Compiling thiserror-impl v1.0.32
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking onig v6.4.0
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]     Checking thiserror v1.0.32
[INFO] [stderr]     Checking plist v1.3.1
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking syntect v5.0.0
[INFO] [stderr]     Checking ipyprev v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.03s
[INFO] running `Command { std: "docker" "inspect" "7350b02b8adda5427103ed8a62ad01baa39a4ec6148193648e99f3c2c9814e3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7350b02b8adda5427103ed8a62ad01baa39a4ec6148193648e99f3c2c9814e3a", kill_on_drop: false }`
[INFO] [stdout] 7350b02b8adda5427103ed8a62ad01baa39a4ec6148193648e99f3c2c9814e3a