[INFO] cloning repository https://github.com/Tzrlk/myth
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Tzrlk/myth" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTzrlk%2Fmyth", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTzrlk%2Fmyth'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 075f2c1b0710ace560d5407632ffe4d488a016b2
[INFO] checking Tzrlk/myth against try#169954edd744527414c631e9af1bbdc537b0cdf2 for pr-75192
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTzrlk%2Fmyth" "/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/Tzrlk/myth on toolchain 169954edd744527414c631e9af1bbdc537b0cdf2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+169954edd744527414c631e9af1bbdc537b0cdf2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Tzrlk/myth
[INFO] finished tweaking git repo https://github.com/Tzrlk/myth
[INFO] tweaked toml for git repo https://github.com/Tzrlk/myth written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/Tzrlk/myth already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+169954edd744527414c631e9af1bbdc537b0cdf2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded redox_syscall v0.1.40
[INFO] [stderr]   Downloaded crossbeam v0.2.12
[INFO] [stderr]   Downloaded antidote v1.0.0
[INFO] [stderr]   Downloaded linked-hash-map v0.4.2
[INFO] [stderr]   Downloaded vcpkg v0.2.4
[INFO] [stderr]   Downloaded bitflags v1.0.3
[INFO] [stderr]   Downloaded num v0.2.0
[INFO] [stderr]   Downloaded num-iter v0.1.37
[INFO] [stderr]   Downloaded siphasher v0.2.2
[INFO] [stderr]   Downloaded unreachable v0.1.1
[INFO] [stderr]   Downloaded cfg-if v0.1.4
[INFO] [stderr]   Downloaded log v0.4.3
[INFO] [stderr]   Downloaded linked-hash-map v0.3.0
[INFO] [stderr]   Downloaded atty v0.2.10
[INFO] [stderr]   Downloaded num-traits v0.1.43
[INFO] [stderr]   Downloaded num-integer v0.1.39
[INFO] [stderr]   Downloaded num-bigint v0.2.0
[INFO] [stderr]   Downloaded rand v0.4.2
[INFO] [stderr]   Downloaded log-mdc v0.1.0
[INFO] [stderr]   Downloaded chrono v0.2.25
[INFO] [stderr]   Downloaded unsafe-any v0.4.2
[INFO] [stderr]   Downloaded libsqlite3-sys v0.9.1
[INFO] [stderr]   Downloaded winapi v0.3.5
[INFO] [stderr]   Downloaded typemap v0.3.3
[INFO] [stderr]   Downloaded num-complex v0.2.0
[INFO] [stderr]   Downloaded lru-cache v0.1.1
[INFO] [stderr]   Downloaded serde v0.8.23
[INFO] [stderr]   Downloaded serde_test v0.8.23
[INFO] [stderr]   Downloaded num-traits v0.2.5
[INFO] [stderr]   Downloaded ordered-float v0.2.3
[INFO] [stderr]   Downloaded phf_shared v0.7.22
[INFO] [stderr]   Downloaded phf v0.7.22
[INFO] [stderr]   Downloaded cc v1.0.17
[INFO] [stderr]   Downloaded serde_yaml v0.5.1
[INFO] [stderr]   Downloaded pkg-config v0.3.11
[INFO] [stderr]   Downloaded libc v0.2.42
[INFO] [stderr]   Downloaded serde-value v0.3.1
[INFO] [stderr]   Downloaded time v0.1.40
[INFO] [stderr]   Downloaded stainless v0.1.12
[INFO] [stderr]   Downloaded num-rational v0.2.1
[INFO] [stderr]   Downloaded humantime v1.1.1
[INFO] [stderr]   Downloaded log4rs v0.5.2
[INFO] [stderr]   Downloaded rusqlite v0.13.0
[INFO] [stderr]   Downloaded dtoa v0.3.1
[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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+169954edd744527414c631e9af1bbdc537b0cdf2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] efbf2affe96742435c12fac1d0a507fbcbb430ba12ed33661209aebfe14694e4
[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" "efbf2affe96742435c12fac1d0a507fbcbb430ba12ed33661209aebfe14694e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "efbf2affe96742435c12fac1d0a507fbcbb430ba12ed33661209aebfe14694e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efbf2affe96742435c12fac1d0a507fbcbb430ba12ed33661209aebfe14694e4", kill_on_drop: false }`
[INFO] [stdout] efbf2affe96742435c12fac1d0a507fbcbb430ba12ed33661209aebfe14694e4
[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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+169954edd744527414c631e9af1bbdc537b0cdf2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b8de7945d0242f7f61e36852da45d461e130914317b1ee263c32716297460013
[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" "b8de7945d0242f7f61e36852da45d461e130914317b1ee263c32716297460013", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling num-bigint v0.2.0
[INFO] [stderr]    Compiling pkg-config v0.3.11
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]    Compiling num-complex v0.2.0
[INFO] [stderr]     Checking cfg-if v0.1.4
[INFO] [stderr]     Checking dtoa v0.3.1
[INFO] [stderr]    Compiling myth v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking antidote v1.0.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]    Compiling stainless v0.1.12
[INFO] [stderr]     Checking unreachable v0.1.1
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stainless-0.1.12/src/lib.rs:7:30
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![feature(plugin_registrar, quote, rustc_private)]
[INFO] [stdout]   |                              ^^^^^ feature has been removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking atty v0.2.10
[INFO] [stderr]     Checking phf_shared v0.7.22
[INFO] [stdout] error[E0463]: can't find crate for `syntax`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stainless-0.1.12/src/lib.rs:171:1
[INFO] [stdout]     |
[INFO] [stdout] 171 | extern crate syntax;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0463, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `stainless`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "b8de7945d0242f7f61e36852da45d461e130914317b1ee263c32716297460013", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8de7945d0242f7f61e36852da45d461e130914317b1ee263c32716297460013", kill_on_drop: false }`
[INFO] [stdout] b8de7945d0242f7f61e36852da45d461e130914317b1ee263c32716297460013