[INFO] fetching crate mtunnel 0.1.0...
[INFO] building mtunnel-0.1.0 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate mtunnel 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate mtunnel 0.1.0
[INFO] finished tweaking crates.io crate mtunnel 0.1.0
[INFO] tweaked toml for crates.io crate mtunnel 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mtunnel 0.1.0 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mtunnel 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.73
[INFO] [stderr]   Downloaded futures-sink v0.3.14
[INFO] [stderr]   Downloaded futures-task v0.3.14
[INFO] [stderr]   Downloaded unicode-xid v0.2.2
[INFO] [stderr]   Downloaded winapi-util v0.1.5
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.73
[INFO] [stderr]   Downloaded env_logger v0.8.3
[INFO] [stderr]   Downloaded humantime v2.1.0
[INFO] [stderr]   Downloaded termcolor v1.1.2
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[INFO] [stderr]   Downloaded autocfg v1.0.1
[INFO] [stderr]   Downloaded tracing-core v0.1.18
[INFO] [stderr]   Downloaded aho-corasick v0.7.18
[INFO] [stderr]   Downloaded serde_json v1.0.64
[INFO] [stderr]   Downloaded futures-util v0.3.14
[INFO] [stderr]   Downloaded h2 v0.3.3
[INFO] [stderr]   Downloaded mio v0.7.11
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[INFO] [stderr]   Downloaded regex v1.5.4
[INFO] [stderr]   Downloaded rustls v0.19.1
[INFO] [stderr]   Downloaded syn v1.0.72
[INFO] [stderr]   Downloaded regex-syntax v0.6.25
[INFO] [stderr]   Downloaded js-sys v0.3.50
[INFO] [stderr]   Downloaded bumpalo v3.6.1
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.73
[INFO] [stderr]   Downloaded hashbrown v0.9.1
[INFO] [stderr]   Downloaded http v0.2.4
[INFO] [stderr]   Downloaded tracing v0.1.26
[INFO] [stderr]   Downloaded serde_derive v1.0.125
[INFO] [stderr]   Downloaded tokio v1.5.0
[INFO] [stderr]   Downloaded libc v0.2.94
[INFO] [stderr]   Downloaded num_cpus v1.13.0
[INFO] [stderr]   Downloaded web-sys v0.3.50
[INFO] [stderr]   Downloaded base64 v0.13.0
[INFO] [stderr]   Downloaded memchr v2.4.0
[INFO] [stderr]   Downloaded parking_lot v0.11.1
[INFO] [stderr]   Downloaded miow v0.3.7
[INFO] [stderr]   Downloaded redox_syscall v0.2.8
[INFO] [stderr]   Downloaded parking_lot_core v0.8.3
[INFO] [stderr]   Downloaded cc v1.0.67
[INFO] [stderr]   Downloaded once_cell v1.7.2
[INFO] [stderr]   Downloaded log v0.4.14
[INFO] [stderr]   Downloaded quote v1.0.9
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.73
[INFO] [stderr]   Downloaded slab v0.4.3
[INFO] [stderr]   Downloaded tokio-util v0.6.6
[INFO] [stderr]   Downloaded ryu v1.0.5
[INFO] [stderr]   Downloaded hermit-abi v0.1.18
[INFO] [stderr]   Downloaded scopeguard v1.1.0
[INFO] [stderr]   Downloaded bitflags v1.2.1
[INFO] [stderr]   Downloaded signal-hook-registry v1.3.0
[INFO] [stderr]   Downloaded lazy_static v1.4.0
[INFO] [stderr]   Downloaded webpki v0.21.4
[INFO] [stderr]   Downloaded getopts v0.2.21
[INFO] [stderr]   Downloaded indexmap v1.6.2
[INFO] [stderr]   Downloaded itoa v0.4.7
[INFO] [stderr]   Downloaded bytes v1.0.1
[INFO] [stderr]   Downloaded lock_api v0.4.4
[INFO] [stderr]   Downloaded proc-macro2 v1.0.26
[INFO] [stderr]   Downloaded toml v0.5.8
[INFO] [stderr]   Downloaded futures-core v0.3.14
[INFO] [stderr]   Downloaded sct v0.6.1
[INFO] [stderr]   Downloaded smallvec v1.6.1
[INFO] [stderr]   Downloaded pin-project-lite v0.2.6
[INFO] [stderr]   Downloaded serde v1.0.125
[INFO] [stderr]   Downloaded tokio-rustls v0.22.0
[INFO] [stderr]   Downloaded instant v0.1.9
[INFO] [stderr]   Downloaded tokio-macros v1.1.0
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3bd2bc8b1b1b049a4188304787b75084fecc37ebd353f06a62df64f2f1cc4c0c
[INFO] running `Command { std: "docker" "start" "-a" "3bd2bc8b1b1b049a4188304787b75084fecc37ebd353f06a62df64f2f1cc4c0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3bd2bc8b1b1b049a4188304787b75084fecc37ebd353f06a62df64f2f1cc4c0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bd2bc8b1b1b049a4188304787b75084fecc37ebd353f06a62df64f2f1cc4c0c", kill_on_drop: false }`
[INFO] [stdout] 3bd2bc8b1b1b049a4188304787b75084fecc37ebd353f06a62df64f2f1cc4c0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 19b56c4d852f74c50ba6ecefc93f61c4c448c206fe4e968d8eb1cee8f8996166
[INFO] running `Command { std: "docker" "start" "-a" "19b56c4d852f74c50ba6ecefc93f61c4c448c206fe4e968d8eb1cee8f8996166", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling once_cell v1.7.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling instant v0.1.9
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling pin-project-lite v0.2.6
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling lock_api v0.4.4
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling futures-core v0.3.14
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling futures-task v0.3.14
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling tracing-core v0.1.18
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling futures-sink v0.3.14
[INFO] [stderr]    Compiling tokio v1.5.0
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling tracing v0.1.26
[INFO] [stderr]    Compiling futures-util v0.3.14
[INFO] [stderr]    Compiling http v0.2.4
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling slab v0.4.3
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling mio v0.7.11
[INFO] [stderr]    Compiling signal-hook-registry v1.3.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling env_logger v0.8.3
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling sct v0.6.1
[INFO] [stderr]    Compiling webpki v0.21.4
[INFO] [stderr]    Compiling rustls v0.19.1
[INFO] [stderr]    Compiling tokio-util v0.6.6
[INFO] [stderr]    Compiling tokio-rustls v0.22.0
[INFO] [stderr]    Compiling h2 v0.3.3
[INFO] [stderr]    Compiling mtunnel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 35.18s
[INFO] running `Command { std: "docker" "inspect" "19b56c4d852f74c50ba6ecefc93f61c4c448c206fe4e968d8eb1cee8f8996166", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19b56c4d852f74c50ba6ecefc93f61c4c448c206fe4e968d8eb1cee8f8996166", kill_on_drop: false }`
[INFO] [stdout] 19b56c4d852f74c50ba6ecefc93f61c4c448c206fe4e968d8eb1cee8f8996166
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8dc73ca24bc4507e0c0241be3dcd0d1be7c2a39cc1d053742bcdfdfc141349c1
[INFO] running `Command { std: "docker" "start" "-a" "8dc73ca24bc4507e0c0241be3dcd0d1be7c2a39cc1d053742bcdfdfc141349c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling mtunnel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.33s
[INFO] running `Command { std: "docker" "inspect" "8dc73ca24bc4507e0c0241be3dcd0d1be7c2a39cc1d053742bcdfdfc141349c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8dc73ca24bc4507e0c0241be3dcd0d1be7c2a39cc1d053742bcdfdfc141349c1", kill_on_drop: false }`
[INFO] [stdout] 8dc73ca24bc4507e0c0241be3dcd0d1be7c2a39cc1d053742bcdfdfc141349c1