[INFO] fetching crate nostd_cow 0.1.0...
[INFO] testing nostd_cow-0.1.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate nostd_cow 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate nostd_cow 0.1.0
[INFO] finished tweaking crates.io crate nostd_cow 0.1.0
[INFO] tweaked toml for crates.io crate nostd_cow 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate nostd_cow 0.1.0 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] crate crates.io crate nostd_cow 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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] f666d82857682d1bec994ae03019d55d973a4297b49ccb83e40596a4eb20cffd
[INFO] running `Command { std: "docker" "start" "-a" "f666d82857682d1bec994ae03019d55d973a4297b49ccb83e40596a4eb20cffd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f666d82857682d1bec994ae03019d55d973a4297b49ccb83e40596a4eb20cffd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f666d82857682d1bec994ae03019d55d973a4297b49ccb83e40596a4eb20cffd", kill_on_drop: false }`
[INFO] [stdout] f666d82857682d1bec994ae03019d55d973a4297b49ccb83e40596a4eb20cffd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 488b1c29451d8d0ae77175b83ebe98f92c3a5de73e673c85d848b071bda05509
[INFO] running `Command { std: "docker" "start" "-a" "488b1c29451d8d0ae77175b83ebe98f92c3a5de73e673c85d848b071bda05509", kill_on_drop: false }`
[INFO] [stderr]    Compiling nostd_cow v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "488b1c29451d8d0ae77175b83ebe98f92c3a5de73e673c85d848b071bda05509", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "488b1c29451d8d0ae77175b83ebe98f92c3a5de73e673c85d848b071bda05509", kill_on_drop: false }`
[INFO] [stdout] 488b1c29451d8d0ae77175b83ebe98f92c3a5de73e673c85d848b071bda05509
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 7386efb9e6fb1f182b034ddb27229b40b00ddd2edb88688767e754f5c0345201
[INFO] running `Command { std: "docker" "start" "-a" "7386efb9e6fb1f182b034ddb27229b40b00ddd2edb88688767e754f5c0345201", kill_on_drop: false }`
[INFO] [stderr]    Compiling nostd_cow v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "7386efb9e6fb1f182b034ddb27229b40b00ddd2edb88688767e754f5c0345201", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7386efb9e6fb1f182b034ddb27229b40b00ddd2edb88688767e754f5c0345201", kill_on_drop: false }`
[INFO] [stdout] 7386efb9e6fb1f182b034ddb27229b40b00ddd2edb88688767e754f5c0345201
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] c0326b196dda07d782e31cf9ce46889f72220dd666085d2da8fd81fe5c82d7c8
[INFO] running `Command { std: "docker" "start" "-a" "c0326b196dda07d782e31cf9ce46889f72220dd666085d2da8fd81fe5c82d7c8", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/nostd_cow-9d8730803a50028a)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests nostd_cow
[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] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 10) ... ok
[INFO] [stdout] test src/lib.rs - NoStdCow (line 66) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.31s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c0326b196dda07d782e31cf9ce46889f72220dd666085d2da8fd81fe5c82d7c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0326b196dda07d782e31cf9ce46889f72220dd666085d2da8fd81fe5c82d7c8", kill_on_drop: false }`
[INFO] [stdout] c0326b196dda07d782e31cf9ce46889f72220dd666085d2da8fd81fe5c82d7c8