[INFO] cloning repository https://github.com/ccapitalK/mdscrape
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ccapitalK/mdscrape" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FccapitalK%2Fmdscrape", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FccapitalK%2Fmdscrape'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 57b2436edf0f617e8e7b1878489aa22722c99fc6
[INFO] checking ccapitalK/mdscrape against master#2e5723137b2b88368d018b262a0a823a1423131b for pr-78935-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FccapitalK%2Fmdscrape" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ccapitalK/mdscrape on toolchain 2e5723137b2b88368d018b262a0a823a1423131b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2e5723137b2b88368d018b262a0a823a1423131b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ccapitalK/mdscrape
[INFO] finished tweaking git repo https://github.com/ccapitalK/mdscrape
[INFO] tweaked toml for git repo https://github.com/ccapitalK/mdscrape written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/ccapitalK/mdscrape already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2e5723137b2b88368d018b262a0a823a1423131b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-1/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2e5723137b2b88368d018b262a0a823a1423131b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2e5723137b2b88368d018b262a0a823a1423131b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+2e5723137b2b88368d018b262a0a823a1423131b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8cd9c06c7c3eb0347e658eefe11fe076233ec1d3ae2a7fd37fec8f3462362d17
[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" "8cd9c06c7c3eb0347e658eefe11fe076233ec1d3ae2a7fd37fec8f3462362d17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8cd9c06c7c3eb0347e658eefe11fe076233ec1d3ae2a7fd37fec8f3462362d17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cd9c06c7c3eb0347e658eefe11fe076233ec1d3ae2a7fd37fec8f3462362d17", kill_on_drop: false }`
[INFO] [stdout] 8cd9c06c7c3eb0347e658eefe11fe076233ec1d3ae2a7fd37fec8f3462362d17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+2e5723137b2b88368d018b262a0a823a1423131b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 5e931275027bafa3cc0eab7bc31470a0feb80e945c6552239056f35ae44cb056
[INFO] running `Command { std: "docker" "start" "-a" "5e931275027bafa3cc0eab7bc31470a0feb80e945c6552239056f35ae44cb056", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking futures-core v0.3.8
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]     Checking futures-sink v0.3.8
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking futures-io v0.3.8
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]     Checking pin-project-lite v0.2.0
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling native-tls v0.2.6
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling encoding_rs v0.8.26
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]    Compiling serde_json v1.0.60
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking number_prefix v0.3.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking argparse v0.2.2
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking tinyvec v1.1.0
[INFO] [stderr]     Checking form_urlencoded v1.0.0
[INFO] [stderr]     Checking futures-channel v0.3.8
[INFO] [stderr]     Checking futures-task v0.3.8
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking tracing v0.1.22
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.36
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking socket2 v0.3.17
[INFO] [stderr]     Checking terminal_size v0.1.15
[INFO] [stderr]     Checking unicode-normalization v0.1.16
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking url v2.2.0
[INFO] [stderr]     Checking console v0.13.0
[INFO] [stderr]     Checking indicatif v0.15.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]     Checking tokio v0.2.23
[INFO] [stderr]     Checking pin-project v1.0.2
[INFO] [stderr]     Checking futures-util v0.3.8
[INFO] [stderr]     Checking pin-project v0.4.27
[INFO] [stderr]     Checking tracing-futures v0.2.4
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]     Checking h2 v0.2.7
[INFO] [stderr]     Checking futures-executor v0.3.8
[INFO] [stderr]     Checking futures v0.3.8
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]     Checking hyper v0.13.9
[INFO] [stderr]     Checking hyper-tls v0.4.3
[INFO] [stderr]     Checking reqwest v0.10.9
[INFO] [stderr]     Checking mdscrape v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 44s
[INFO] running `Command { std: "docker" "inspect" "5e931275027bafa3cc0eab7bc31470a0feb80e945c6552239056f35ae44cb056", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e931275027bafa3cc0eab7bc31470a0feb80e945c6552239056f35ae44cb056", kill_on_drop: false }`
[INFO] [stdout] 5e931275027bafa3cc0eab7bc31470a0feb80e945c6552239056f35ae44cb056