[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] testing algesten/mung against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falgesten%2Fmung" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/algesten/mung on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-6/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" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 304ce1afafcdbb7374f048498dac767c18aeb34fa302a1bf8e9a1ee0d18bd979
[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" "304ce1afafcdbb7374f048498dac767c18aeb34fa302a1bf8e9a1ee0d18bd979", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "304ce1afafcdbb7374f048498dac767c18aeb34fa302a1bf8e9a1ee0d18bd979", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "304ce1afafcdbb7374f048498dac767c18aeb34fa302a1bf8e9a1ee0d18bd979", kill_on_drop: false }`
[INFO] [stdout] 304ce1afafcdbb7374f048498dac767c18aeb34fa302a1bf8e9a1ee0d18bd979
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3affa0fefcf347c51f87aa2f6606c1ccf8f6712aeddcb1b2fdfbf813fc8f6e0a
[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" "3affa0fefcf347c51f87aa2f6606c1ccf8f6712aeddcb1b2fdfbf813fc8f6e0a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling once_cell v1.4.0
[INFO] [stderr]    Compiling cc v1.0.56
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling futures-io v0.3.5
[INFO] [stderr]    Compiling rustversion v1.0.3
[INFO] [stderr]    Compiling adler32 v1.1.0
[INFO] [stderr]    Compiling bytes v0.5.5
[INFO] [stderr]    Compiling gimli v0.21.0
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling indexmap v1.4.0
[INFO] [stderr]    Compiling futures-channel v0.3.5
[INFO] [stderr]    Compiling stringprep v0.1.2
[INFO] [stderr]    Compiling parking_lot_core v0.7.2
[INFO] [stderr]    Compiling hostname v0.3.1
[INFO] [stderr]    Compiling async-task v1.3.1
[INFO] [stderr]    Compiling rpassword v5.0.0
[INFO] [stderr]    Compiling kv-log-macro v1.0.6
[INFO] [stderr]    Compiling os_info v2.0.6
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling miniz_oxide v0.3.7
[INFO] [stderr]    Compiling resolv-conf v0.6.3
[INFO] [stderr]    Compiling futures-task v0.3.5
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling chrono v0.4.11
[INFO] [stderr]    Compiling typed-builder v0.3.0
[INFO] [stderr]    Compiling uuid v0.8.1
[INFO] [stderr]    Compiling futures-intrusive v0.3.1
[INFO] [stderr]    Compiling pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling pbkdf2 v0.3.0
[INFO] [stderr]    Compiling tokio v0.2.21
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling sha-1 v0.8.2
[INFO] [stderr]    Compiling md-5 v0.8.0
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]    Compiling addr2line v0.12.2
[INFO] [stderr]    Compiling backtrace v0.3.49
[INFO] [stderr]    Compiling webpki v0.21.3
[INFO] [stderr]    Compiling sct v0.6.0
[INFO] [stderr]    Compiling rustls v0.17.0
[INFO] [stderr]    Compiling webpki-roots v0.18.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling tokio-rustls v0.13.1
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling enum-as-inner v0.3.2
[INFO] [stderr]    Compiling async-trait v0.1.36
[INFO] [stderr]    Compiling async-attributes v1.1.1
[INFO] [stderr]    Compiling serde_with_macros v1.1.0
[INFO] [stderr]    Compiling derivative v2.1.1
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling async-std v1.5.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.3
[INFO] [stderr]    Compiling err-derive v0.2.4
[INFO] [stderr]    Compiling structopt-derive v0.4.11
[INFO] [stderr]    Compiling thiserror v1.0.20
[INFO] [stderr]    Compiling pin-project v0.4.22
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling structopt v0.3.18
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]    Compiling trust-dns-proto v0.19.5
[INFO] [stderr]    Compiling serde_with v1.4.0
[INFO] [stderr]    Compiling json5 v0.2.8
[INFO] [stderr]    Compiling trust-dns-resolver v0.19.5
[INFO] [stderr]    Compiling bson v1.1.0
[INFO] [stderr]    Compiling colored_json v2.1.0
[INFO] [stderr]    Compiling mongodb v1.0.0
[INFO] [stderr]    Compiling mung v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 38s
[INFO] running `Command { std: "docker" "inspect" "3affa0fefcf347c51f87aa2f6606c1ccf8f6712aeddcb1b2fdfbf813fc8f6e0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3affa0fefcf347c51f87aa2f6606c1ccf8f6712aeddcb1b2fdfbf813fc8f6e0a", kill_on_drop: false }`
[INFO] [stdout] 3affa0fefcf347c51f87aa2f6606c1ccf8f6712aeddcb1b2fdfbf813fc8f6e0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e17cc942a015b83c6697c6bc0482e4f92a7168f42eb39fad4d0350a49ace5af
[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" "4e17cc942a015b83c6697c6bc0482e4f92a7168f42eb39fad4d0350a49ace5af", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling mung v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 52.24s
[INFO] running `Command { std: "docker" "inspect" "4e17cc942a015b83c6697c6bc0482e4f92a7168f42eb39fad4d0350a49ace5af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e17cc942a015b83c6697c6bc0482e4f92a7168f42eb39fad4d0350a49ace5af", kill_on_drop: false }`
[INFO] [stdout] 4e17cc942a015b83c6697c6bc0482e4f92a7168f42eb39fad4d0350a49ace5af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1aadd2bf00cb301188f6620854dd26104b49458952ac6592a272a9ac447ca184
[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" "1aadd2bf00cb301188f6620854dd26104b49458952ac6592a272a9ac447ca184", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mung-44eb22ed6139f626)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test chars::test::test_emoji ... ok
[INFO] [stdout] test token::test::expect_double_string ... ok
[INFO] [stdout] test chars::test::test_japanese ... ok
[INFO] [stdout] test token::test::string_in_pair ... ok
[INFO] [stdout] test token::test::string_in_pair_with_end ... ok
[INFO] [stdout] test token::test::tokenize_simple ... ok
[INFO] [stdout] test token::test::tokenize_paren ... ok
[INFO] [stdout] test token::test::string_with_escape ... ok
[INFO] [stdout] test chars::test::test_greek ... ok
[INFO] [stdout] test chars::test::test_ascii ... ok
[INFO] [stdout] test token::test::expect_single_string ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1aadd2bf00cb301188f6620854dd26104b49458952ac6592a272a9ac447ca184", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1aadd2bf00cb301188f6620854dd26104b49458952ac6592a272a9ac447ca184", kill_on_drop: false }`
[INFO] [stdout] 1aadd2bf00cb301188f6620854dd26104b49458952ac6592a272a9ac447ca184