[INFO] fetching crate cmail 0.4.0...
[INFO] testing cmail-0.4.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate cmail 0.4.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate cmail 0.4.0
[INFO] finished tweaking crates.io crate cmail 0.4.0
[INFO] tweaked toml for crates.io crate cmail 0.4.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate cmail 0.4.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate cmail 0.4.0 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded jiff-tzdb-platform v0.1.1
[INFO] [stderr]   Downloaded jiff-tzdb v0.1.1
[INFO] [stderr]   Downloaded lexopt v0.3.0
[INFO] [stderr]   Downloaded jiff v0.1.16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 07f2e15c6ca7268c7ed6818ec0cb8f7a33a5d296238445b3f13922b84b40a1fc
[INFO] running `Command { std: "docker" "start" "-a" "07f2e15c6ca7268c7ed6818ec0cb8f7a33a5d296238445b3f13922b84b40a1fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07f2e15c6ca7268c7ed6818ec0cb8f7a33a5d296238445b3f13922b84b40a1fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07f2e15c6ca7268c7ed6818ec0cb8f7a33a5d296238445b3f13922b84b40a1fc", kill_on_drop: false }`
[INFO] [stdout] 07f2e15c6ca7268c7ed6818ec0cb8f7a33a5d296238445b3f13922b84b40a1fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 92cd80a0360cc576dcc05d59154d075be9afd5244162ebf4e469221131014476
[INFO] running `Command { std: "docker" "start" "-a" "92cd80a0360cc576dcc05d59154d075be9afd5244162ebf4e469221131014476", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling anyhow v1.0.95
[INFO] [stderr]    Compiling jiff v0.1.16
[INFO] [stderr]    Compiling lexopt v0.3.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.14
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]    Compiling cmail v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.01s
[INFO] running `Command { std: "docker" "inspect" "92cd80a0360cc576dcc05d59154d075be9afd5244162ebf4e469221131014476", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92cd80a0360cc576dcc05d59154d075be9afd5244162ebf4e469221131014476", kill_on_drop: false }`
[INFO] [stdout] 92cd80a0360cc576dcc05d59154d075be9afd5244162ebf4e469221131014476
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d4d8a390bd84956ad07d912971c3b5d6b8f06c716fd994ac7d1aaf67edf44bef
[INFO] running `Command { std: "docker" "start" "-a" "d4d8a390bd84956ad07d912971c3b5d6b8f06c716fd994ac7d1aaf67edf44bef", kill_on_drop: false }`
[INFO] [stderr]    Compiling cmail v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "d4d8a390bd84956ad07d912971c3b5d6b8f06c716fd994ac7d1aaf67edf44bef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4d8a390bd84956ad07d912971c3b5d6b8f06c716fd994ac7d1aaf67edf44bef", kill_on_drop: false }`
[INFO] [stdout] d4d8a390bd84956ad07d912971c3b5d6b8f06c716fd994ac7d1aaf67edf44bef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e5b273a9168e82897900cd9de99ea5ec1abad551ac98f261dcb5922da566cf53
[INFO] running `Command { std: "docker" "start" "-a" "e5b273a9168e82897900cd9de99ea5ec1abad551ac98f261dcb5922da566cf53", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests main.rs (/opt/rustwide/target/debug/deps/cmail-13387ce22a508e0b)
[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" "e5b273a9168e82897900cd9de99ea5ec1abad551ac98f261dcb5922da566cf53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5b273a9168e82897900cd9de99ea5ec1abad551ac98f261dcb5922da566cf53", kill_on_drop: false }`
[INFO] [stdout] e5b273a9168e82897900cd9de99ea5ec1abad551ac98f261dcb5922da566cf53