[INFO] fetching crate libnewton 2.0.0-beta...
[INFO] testing libnewton-2.0.0-beta against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate libnewton 2.0.0-beta into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate libnewton 2.0.0-beta
[INFO] finished tweaking crates.io crate libnewton 2.0.0-beta
[INFO] tweaked toml for crates.io crate libnewton 2.0.0-beta written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate libnewton 2.0.0-beta on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 10 packages to latest compatible versions
[INFO] [stderr]       Adding prost v0.12.6 (available: v0.14.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 38a486cfc2e8f766238cdf5cb2925411a1033b23310d554b46966a5cfb0d66cd
[INFO] running `Command { std: "docker" "start" "-a" "38a486cfc2e8f766238cdf5cb2925411a1033b23310d554b46966a5cfb0d66cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "38a486cfc2e8f766238cdf5cb2925411a1033b23310d554b46966a5cfb0d66cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38a486cfc2e8f766238cdf5cb2925411a1033b23310d554b46966a5cfb0d66cd", kill_on_drop: false }`
[INFO] [stdout] 38a486cfc2e8f766238cdf5cb2925411a1033b23310d554b46966a5cfb0d66cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b91b060d3a61f2456c143b5f1f8fa919ad19eeffc1e0acd404b9e905d005586c
[INFO] running `Command { std: "docker" "start" "-a" "b91b060d3a61f2456c143b5f1f8fa919ad19eeffc1e0acd404b9e905d005586c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling bytes v1.10.1
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling prost-derive v0.12.6
[INFO] [stderr]    Compiling prost v0.12.6
[INFO] [stderr]    Compiling libnewton v2.0.0-beta (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.12s
[INFO] running `Command { std: "docker" "inspect" "b91b060d3a61f2456c143b5f1f8fa919ad19eeffc1e0acd404b9e905d005586c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b91b060d3a61f2456c143b5f1f8fa919ad19eeffc1e0acd404b9e905d005586c", kill_on_drop: false }`
[INFO] [stdout] b91b060d3a61f2456c143b5f1f8fa919ad19eeffc1e0acd404b9e905d005586c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc2b3f1e41148ffa3e7f3f3a3b8fe502d6f5a1b545ef4e880555d1eedd542047
[INFO] running `Command { std: "docker" "start" "-a" "bc2b3f1e41148ffa3e7f3f3a3b8fe502d6f5a1b545ef4e880555d1eedd542047", kill_on_drop: false }`
[INFO] [stderr]    Compiling libnewton v2.0.0-beta (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "bc2b3f1e41148ffa3e7f3f3a3b8fe502d6f5a1b545ef4e880555d1eedd542047", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc2b3f1e41148ffa3e7f3f3a3b8fe502d6f5a1b545ef4e880555d1eedd542047", kill_on_drop: false }`
[INFO] [stdout] bc2b3f1e41148ffa3e7f3f3a3b8fe502d6f5a1b545ef4e880555d1eedd542047
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5aaf70396762e131abcbd3da56430afecf93cc3776531c450faee53880b7bbb5
[INFO] running `Command { std: "docker" "start" "-a" "5aaf70396762e131abcbd3da56430afecf93cc3776531c450faee53880b7bbb5", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/libnewton-c10a2dc2db3fe831)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests libnewton
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5aaf70396762e131abcbd3da56430afecf93cc3776531c450faee53880b7bbb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5aaf70396762e131abcbd3da56430afecf93cc3776531c450faee53880b7bbb5", kill_on_drop: false }`
[INFO] [stdout] 5aaf70396762e131abcbd3da56430afecf93cc3776531c450faee53880b7bbb5