[INFO] cloning repository https://github.com/algesten/mung
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/algesten/mung" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falgesten%2Fmung", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falgesten%2Fmung'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7c35e0ebceaa2dfa29429c81509b3cddd83aa929
[INFO] checking algesten/mung against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falgesten%2Fmung" "/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/algesten/mung on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/algesten/mung
[INFO] finished tweaking git repo https://github.com/algesten/mung
[INFO] tweaked toml for git repo https://github.com/algesten/mung written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/algesten/mung already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cff8a0e0ad947f2ce63b87c78adbb72e9b690c34c070404ad5496d5e016f2c46
[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" "cff8a0e0ad947f2ce63b87c78adbb72e9b690c34c070404ad5496d5e016f2c46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cff8a0e0ad947f2ce63b87c78adbb72e9b690c34c070404ad5496d5e016f2c46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cff8a0e0ad947f2ce63b87c78adbb72e9b690c34c070404ad5496d5e016f2c46", kill_on_drop: false }`
[INFO] [stdout] cff8a0e0ad947f2ce63b87c78adbb72e9b690c34c070404ad5496d5e016f2c46
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 466c37609b009a606d160dfb93f48618aa621415fe7f428fe516c0e92eb80375
[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" "466c37609b009a606d160dfb93f48618aa621415fe7f428fe516c0e92eb80375", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling cc v1.0.56
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]    Compiling proc-macro-hack v0.5.16
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking tinyvec v0.3.3
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]    Compiling rustversion v1.0.3
[INFO] [stderr]     Checking gimli v0.21.0
[INFO] [stderr]     Checking bytes v0.5.5
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]     Checking adler32 v1.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking futures-timer v2.0.2
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking version_check v0.9.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.3
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling indexmap v1.4.0
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking async-task v1.3.1
[INFO] [stderr]     Checking rpassword v5.0.0
[INFO] [stderr]     Checking resolv-conf v0.6.3
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking futures-intrusive v0.3.1
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking kv-log-macro v1.0.6
[INFO] [stderr]     Checking os_info v2.0.6
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking crossbeam-channel v0.4.2
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking stringprep v0.1.2
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]     Checking tokio v0.2.21
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking md-5 v0.8.0
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking pbkdf2 v0.3.0
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]     Checking addr2line v0.12.2
[INFO] [stderr]     Checking backtrace v0.3.49
[INFO] [stderr]     Checking webpki v0.21.3
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking rustls v0.17.0
[INFO] [stderr]     Checking webpki-roots v0.18.0
[INFO] [stderr]     Checking tokio-rustls v0.13.1
[INFO] [stderr]    Compiling typed-builder v0.3.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling async-trait v0.1.36
[INFO] [stderr]    Compiling enum-as-inner v0.3.2
[INFO] [stderr]    Compiling serde_with_macros v1.1.0
[INFO] [stderr]    Compiling async-attributes v1.1.1
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling derivative v2.1.1
[INFO] [stderr]     Checking async-std v1.5.0
[INFO] [stderr]    Compiling err-derive v0.2.4
[INFO] [stderr]    Compiling structopt-derive v0.4.11
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking pin-project v0.4.22
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking structopt v0.3.18
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking trust-dns-proto v0.19.5
[INFO] [stderr]     Checking trust-dns-resolver v0.19.5
[INFO] [stderr]     Checking serde_with v1.4.0
[INFO] [stderr]     Checking json5 v0.2.8
[INFO] [stderr]     Checking bson v1.1.0
[INFO] [stderr]     Checking colored_json v2.1.0
[INFO] [stderr]     Checking mongodb v1.0.0
[INFO] [stderr]     Checking mung v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 56s
[INFO] running `Command { std: "docker" "inspect" "466c37609b009a606d160dfb93f48618aa621415fe7f428fe516c0e92eb80375", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "466c37609b009a606d160dfb93f48618aa621415fe7f428fe516c0e92eb80375", kill_on_drop: false }`
[INFO] [stdout] 466c37609b009a606d160dfb93f48618aa621415fe7f428fe516c0e92eb80375