[INFO] cloning repository https://github.com/indygreg/tugger
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/indygreg/tugger" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Findygreg%2Ftugger", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Findygreg%2Ftugger'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f39ac17d1dab8a2f26e5ebea90804cefd0df2448
[INFO] testing indygreg/tugger against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Findygreg%2Ftugger" "/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/indygreg/tugger on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/indygreg/tugger
[INFO] finished tweaking git repo https://github.com/indygreg/tugger
[INFO] tweaked toml for git repo https://github.com/indygreg/tugger written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/indygreg/tugger already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", 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]  Downloading crates ...
[INFO] [stderr]   Downloaded c2-chacha v0.2.2
[INFO] [stderr]   Downloaded quote v1.0.2
[INFO] [stderr]   Downloaded itertools v0.8.0
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[INFO] [stderr]   Downloaded getrandom v0.1.11
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[INFO] [stderr]   Downloaded fixedbitset v0.1.9
[INFO] [stderr]   Downloaded num-integer v0.1.41
[INFO] [stderr]   Downloaded termcolor v1.0.5
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[INFO] [stderr]   Downloaded pkg-config v0.3.15
[INFO] [stderr]   Downloaded vcpkg v0.2.7
[INFO] [stderr]   Downloaded arrayvec v0.4.11
[INFO] [stderr]   Downloaded dtoa v0.4.4
[INFO] [stderr]   Downloaded openssl-sys v0.9.49
[INFO] [stderr]   Downloaded byteorder v1.3.2
[INFO] [stderr]   Downloaded glob v0.3.0
[INFO] [stderr]   Downloaded matches v0.1.8
[INFO] [stderr]   Downloaded terminfo v0.6.1
[INFO] [stderr]   Downloaded proc-macro2 v0.4.30
[INFO] [stderr]   Downloaded generic-array v0.12.3
[INFO] [stderr]   Downloaded rust-argon2 v0.5.1
[INFO] [stderr]   Downloaded cc v1.0.40
[INFO] [stderr]   Downloaded memchr v2.2.1
[INFO] [stderr]   Downloaded slog v2.5.2
[INFO] [stderr]   Downloaded filetime v0.2.7
[INFO] [stderr]   Downloaded fs_extra v1.1.0
[INFO] [stderr]   Downloaded serde_yaml v0.8.9
[INFO] [stderr]   Downloaded crossbeam-utils v0.6.6
[INFO] [stderr]   Downloaded serde_derive v1.0.99
[INFO] [stderr]   Downloaded backtrace-sys v0.1.31
[INFO] [stderr]   Downloaded chrono v0.4.7
[INFO] [stderr]   Downloaded libssh2-sys v0.2.11
[INFO] [stderr]   Downloaded git2 v0.10.0
[INFO] [stderr]   Downloaded url v2.1.0
[INFO] [stderr]   Downloaded nom v4.2.3
[INFO] [stderr]   Downloaded term v0.4.6
[INFO] [stderr]   Downloaded bit-vec v0.5.1
[INFO] [stderr]   Downloaded wincolor v1.0.2
[INFO] [stderr]   Downloaded syn v0.15.44
[INFO] [stderr]   Downloaded constant_time_eq v0.1.4
[INFO] [stderr]   Downloaded num-traits v0.2.8
[INFO] [stderr]   Downloaded ordermap v0.3.5
[INFO] [stderr]   Downloaded cfg-if v0.1.9
[INFO] [stderr]   Downloaded syn v1.0.3
[INFO] [stderr]   Downloaded idna v0.2.0
[INFO] [stderr]   Downloaded yaml-rust v0.4.3
[INFO] [stderr]   Downloaded synstructure v0.10.2
[INFO] [stderr]   Downloaded string_cache v0.7.3
[INFO] [stderr]   Downloaded ascii-canvas v1.0.0
[INFO] [stderr]   Downloaded string_cache_codegen v0.4.2
[INFO] [stderr]   Downloaded libgit2-sys v0.9.0
[INFO] [stderr]   Downloaded string_cache_shared v0.3.0
[INFO] [stderr]   Downloaded libz-sys v1.0.25
[INFO] [stderr]   Downloaded ar v0.7.0
[INFO] [stderr]   Downloaded debian v0.1.1
[INFO] [stderr]   Downloaded codemap v0.1.2
[INFO] [stderr]   Downloaded starlark-repl v0.2.0
[INFO] [stderr]   Downloaded codemap-diagnostic v0.1.1
[INFO] [stderr]   Downloaded regex-syntax v0.6.11
[INFO] [stderr]   Downloaded linked-hash-map v0.5.2
[INFO] [stderr]   Downloaded base64 v0.10.1
[INFO] [stderr]   Downloaded ena v0.11.0
[INFO] [stderr]   Downloaded libc v0.2.62
[INFO] [stderr]   Downloaded precomputed-hash v0.1.1
[INFO] [stderr]   Downloaded autocfg v0.1.6
[INFO] [stderr]   Downloaded rustc-demangle v0.1.16
[INFO] [stderr]   Downloaded failure_derive v0.1.5
[INFO] [stderr]   Downloaded failure v0.1.5
[INFO] [stderr]   Downloaded redox_users v0.3.1
[INFO] [stderr]   Downloaded mortal v0.1.5
[INFO] [stderr]   Downloaded strsim v0.9.2
[INFO] [stderr]   Downloaded quote v0.6.13
[INFO] [stderr]   Downloaded tempdir v0.3.7
[INFO] [stderr]   Downloaded smallstr v0.1.0
[INFO] [stderr]   Downloaded regex v1.2.1
[INFO] [stderr]   Downloaded unicode-width v0.1.6
[INFO] [stderr]   Downloaded diff v0.1.11
[INFO] [stderr]   Downloaded bit-set v0.5.1
[INFO] [stderr]   Downloaded either v1.5.2
[INFO] [stderr]   Downloaded lalrpop v0.16.3
[INFO] [stderr]   Downloaded lalrpop-util v0.16.3
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.5
[INFO] [stderr]   Downloaded same-file v1.0.5
[INFO] [stderr]   Downloaded new_debug_unreachable v1.0.3
[INFO] [stderr]   Downloaded rand_core v0.5.0
[INFO] [stderr]   Downloaded rand v0.7.0
[INFO] [stderr]   Downloaded redox_syscall v0.1.56
[INFO] [stderr]   Downloaded remove_dir_all v0.5.2
[INFO] [stderr]   Downloaded wasi v0.5.0
[INFO] [stderr]   Downloaded bitflags v1.1.0
[INFO] [stderr]   Downloaded block-buffer v0.7.3
[INFO] [stderr]   Downloaded tempfile v3.1.0
[INFO] [stderr]   Downloaded walkdir v2.2.9
[INFO] [stderr]   Downloaded aho-corasick v0.7.6
[INFO] [stderr]   Downloaded unicode-xid v0.2.0
[INFO] [stderr]   Downloaded serde v1.0.99
[INFO] [stderr]   Downloaded starlark v0.2.0
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2f5e8f1e82691d16c2ebb7a0ea2b3f9a03a10d9bf5c7c667268d8c6245df90ad
[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" "2f5e8f1e82691d16c2ebb7a0ea2b3f9a03a10d9bf5c7c667268d8c6245df90ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f5e8f1e82691d16c2ebb7a0ea2b3f9a03a10d9bf5c7c667268d8c6245df90ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f5e8f1e82691d16c2ebb7a0ea2b3f9a03a10d9bf5c7c667268d8c6245df90ad", kill_on_drop: false }`
[INFO] [stdout] 2f5e8f1e82691d16c2ebb7a0ea2b3f9a03a10d9bf5c7c667268d8c6245df90ad
[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=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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d83a0076576ed6a416d44b3238f3d237a674cc8a3efb00891487c3f454d5ea9
[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" "2d83a0076576ed6a416d44b3238f3d237a674cc8a3efb00891487c3f454d5ea9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.3
[INFO] [stderr]    Compiling serde v1.0.99
[INFO] [stderr]    Compiling codemap v0.1.2
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]    Compiling is_executable v0.1.2
[INFO] [stderr]    Compiling md5 v0.6.1
[INFO] [stderr]    Compiling fs_extra v1.1.0
[INFO] [stderr]    Compiling openssl-sys v0.9.49
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling libssh2-sys v0.2.11
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling libgit2-sys v0.9.0
[INFO] [stderr]    Compiling smallstr v0.1.0
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling filetime v0.2.7
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling ena v0.11.0
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling ar v0.7.0
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling codemap-diagnostic v0.1.1
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling nix v0.7.0
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling tar v0.4.26
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling sha2 v0.8.0
[INFO] [stderr]    Compiling rand v0.7.0
[INFO] [stderr]    Compiling string_cache_codegen v0.4.2
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling terminfo v0.6.1
[INFO] [stderr]    Compiling string_cache v0.7.3
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling chrono v0.4.7
[INFO] [stderr]    Compiling debian v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.99
[INFO] [stderr]    Compiling mortal v0.1.5
[INFO] [stderr]    Compiling linefeed v0.5.4
[INFO] [stderr]    Compiling docopt v1.1.0
[INFO] [stderr]    Compiling serde_yaml v0.8.9
[INFO] [stderr]    Compiling lalrpop v0.16.3
[INFO] [stderr]    Compiling git2 v0.10.0
[INFO] [stderr]    Compiling starlark v0.2.0
[INFO] [stderr]    Compiling starlark-repl v0.2.0
[INFO] [stderr]    Compiling tugger v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 07s
[INFO] running `Command { std: "docker" "inspect" "2d83a0076576ed6a416d44b3238f3d237a674cc8a3efb00891487c3f454d5ea9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d83a0076576ed6a416d44b3238f3d237a674cc8a3efb00891487c3f454d5ea9", kill_on_drop: false }`
[INFO] [stdout] 2d83a0076576ed6a416d44b3238f3d237a674cc8a3efb00891487c3f454d5ea9
[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=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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aac77567af247e37afcc27e405716296e28a4e32bbe946fa334767435a00d293
[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" "aac77567af247e37afcc27e405716296e28a4e32bbe946fa334767435a00d293", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling tugger v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.57s
[INFO] running `Command { std: "docker" "inspect" "aac77567af247e37afcc27e405716296e28a4e32bbe946fa334767435a00d293", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aac77567af247e37afcc27e405716296e28a4e32bbe946fa334767435a00d293", kill_on_drop: false }`
[INFO] [stdout] aac77567af247e37afcc27e405716296e28a4e32bbe946fa334767435a00d293
[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=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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 225b8f9266dcbf9c7455ab9dd44d2a6045a032df44f22d8e8347c3b76db37381
[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" "225b8f9266dcbf9c7455ab9dd44d2a6045a032df44f22d8e8347c3b76db37381", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.28s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tugger-981dd6790ab414c9
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tugger-3ca34f2525b42eed
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tugger
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "225b8f9266dcbf9c7455ab9dd44d2a6045a032df44f22d8e8347c3b76db37381", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "225b8f9266dcbf9c7455ab9dd44d2a6045a032df44f22d8e8347c3b76db37381", kill_on_drop: false }`
[INFO] [stdout] 225b8f9266dcbf9c7455ab9dd44d2a6045a032df44f22d8e8347c3b76db37381