[INFO] cloning repository https://github.com/linux2647/temperature_grapher
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/linux2647/temperature_grapher" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flinux2647%2Ftemperature_grapher", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flinux2647%2Ftemperature_grapher'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a4ce1db3a1d8022650b0c71cce4fbf41569178c9
[INFO] checking linux2647/temperature_grapher against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flinux2647%2Ftemperature_grapher" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/linux2647/temperature_grapher on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/linux2647/temperature_grapher
[INFO] finished tweaking git repo https://github.com/linux2647/temperature_grapher
[INFO] tweaked toml for git repo https://github.com/linux2647/temperature_grapher written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/linux2647/temperature_grapher already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lambda_runtime v0.1.0
[INFO] [stderr]   Downloaded font-loader v0.8.0
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.47
[INFO] [stderr]   Downloaded lambda_runtime_client v0.1.0
[INFO] [stderr]   Downloaded svg v0.5.12
[INFO] [stderr]   Downloaded js-sys v0.3.24
[INFO] [stderr]   Downloaded core-graphics v0.14.0
[INFO] [stderr]   Downloaded core-text v10.0.0
[INFO] [stderr]   Downloaded wasm-bindgen-webidl v0.2.47
[INFO] [stderr]   Downloaded regex-syntax v0.6.7
[INFO] [stderr]   Downloaded serde_derive v1.0.93
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.47
[INFO] [stderr]   Downloaded bumpalo v2.4.3
[INFO] [stderr]   Downloaded hyper v0.12.30
[INFO] [stderr]   Downloaded regex v1.1.7
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.47
[INFO] [stderr]   Downloaded serde v1.0.93
[INFO] [stderr]   Downloaded weedle v0.9.0
[INFO] [stderr]   Downloaded web-sys v0.3.24
[INFO] [stderr]   Downloaded cmake v0.1.40
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.47
[INFO] [stderr]   Downloaded rusoto_core v0.39.0
[INFO] [stderr]   Downloaded rusoto_credential v0.39.0
[INFO] [stderr]   Downloaded h2 v0.1.24
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.47
[INFO] [stderr]   Downloaded rusoto_s3 v0.39.0
[INFO] [stderr]   Downloaded plotters v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5a642106f2b7a632cd0cb4c3631be78ccb52e7b8211cb43db5d18835841463d3
[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" "5a642106f2b7a632cd0cb4c3631be78ccb52e7b8211cb43db5d18835841463d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a642106f2b7a632cd0cb4c3631be78ccb52e7b8211cb43db5d18835841463d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a642106f2b7a632cd0cb4c3631be78ccb52e7b8211cb43db5d18835841463d3", kill_on_drop: false }`
[INFO] [stdout] 5a642106f2b7a632cd0cb4c3631be78ccb52e7b8211cb43db5d18835841463d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 084ac521a2444966aff24e7fe8f616c267f3da445323926695d476eee37edc3e
[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" "084ac521a2444966aff24e7fe8f616c267f3da445323926695d476eee37edc3e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]    Compiling syn v0.15.36
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]    Compiling rayon-core v1.5.0
[INFO] [stderr]     Checking smallvec v0.6.10
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking arrayref v0.3.5
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]     Checking byte-tools v0.2.0
[INFO] [stderr]     Checking adler32 v1.0.3
[INFO] [stderr]     Checking either v1.5.2
[INFO] [stderr]     Checking siphasher v0.2.3
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking safemem v0.2.0
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking fallible-iterator v0.1.6
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]     Checking md5 v0.3.8
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking svg v0.5.12
[INFO] [stderr]    Compiling cmake v0.1.40
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking block-buffer v0.3.3
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking phf_shared v0.7.24
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]     Checking gif v0.10.2
[INFO] [stderr]     Checking phf v0.7.24
[INFO] [stderr]    Compiling servo-fontconfig-sys v4.0.7
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling servo-freetype-sys v4.0.5
[INFO] [stderr]    Compiling expat-sys v2.1.6
[INFO] [stderr]     Checking crossbeam-epoch v0.7.1
[INFO] [stderr]     Checking deflate v0.7.19
[INFO] [stderr]     Checking base64 v0.6.0
[INFO] [stderr]     Checking stb_truetype v0.2.6
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking socket2 v0.3.9
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
[INFO] [stderr]     Checking generic-array v0.9.0
[INFO] [stderr]     Checking servo-fontconfig v0.4.0
[INFO] [stderr]     Checking stringprep v0.1.2
[INFO] [stderr]     Checking font-loader v0.8.0
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking digest v0.7.6
[INFO] [stderr]     Checking crypto-mac v0.5.2
[INFO] [stderr]     Checking sha2 v0.7.1
[INFO] [stderr]     Checking hmac v0.5.0
[INFO] [stderr]     Checking rayon v1.1.0
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking postgres-protocol v0.3.2
[INFO] [stderr]     Checking rusttype v0.7.7
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking png v0.14.1
[INFO] [stderr]     Checking postgres-shared v0.4.2
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]     Checking postgres v0.15.2
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking tiff v0.2.2
[INFO] [stderr]     Checking image v0.21.2
[INFO] [stderr]     Checking plotters v0.2.1
[INFO] [stderr]     Checking temperature_grapher v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 23s
[INFO] running `Command { std: "docker" "inspect" "084ac521a2444966aff24e7fe8f616c267f3da445323926695d476eee37edc3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "084ac521a2444966aff24e7fe8f616c267f3da445323926695d476eee37edc3e", kill_on_drop: false }`
[INFO] [stdout] 084ac521a2444966aff24e7fe8f616c267f3da445323926695d476eee37edc3e