[INFO] fetching crate tac 2.1.0...
[INFO] testing tac-2.1.0 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate tac 2.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] removed /workspace/builds/worker-5-tc1/source/.cargo/config
[INFO] started tweaking crates.io crate tac 2.1.0
[INFO] finished tweaking crates.io crate tac 2.1.0
[INFO] tweaked toml for crates.io crate tac 2.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tac 2.1.0 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tac 2.1.0 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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d5cc33112a32c30119f4b7cf7085cb0141a0851b7a93a5ecefd7fba7ee003c7c
[INFO] running `Command { std: "docker" "start" "-a" "d5cc33112a32c30119f4b7cf7085cb0141a0851b7a93a5ecefd7fba7ee003c7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d5cc33112a32c30119f4b7cf7085cb0141a0851b7a93a5ecefd7fba7ee003c7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5cc33112a32c30119f4b7cf7085cb0141a0851b7a93a5ecefd7fba7ee003c7c", kill_on_drop: false }`
[INFO] [stdout] d5cc33112a32c30119f4b7cf7085cb0141a0851b7a93a5ecefd7fba7ee003c7c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e54de2a58f8c6a144272fb09e5302234dfde0f3fc8bc6739a8ca1094b0a81424
[INFO] running `Command { std: "docker" "start" "-a" "e54de2a58f8c6a144272fb09e5302234dfde0f3fc8bc6739a8ca1094b0a81424", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling tac v2.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.03s
[INFO] running `Command { std: "docker" "inspect" "e54de2a58f8c6a144272fb09e5302234dfde0f3fc8bc6739a8ca1094b0a81424", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e54de2a58f8c6a144272fb09e5302234dfde0f3fc8bc6739a8ca1094b0a81424", kill_on_drop: false }`
[INFO] [stdout] e54de2a58f8c6a144272fb09e5302234dfde0f3fc8bc6739a8ca1094b0a81424
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cdaf46ace89ba33c27214555d3f4e93d1d7a77ced32585a746355b55309ac149
[INFO] running `Command { std: "docker" "start" "-a" "cdaf46ace89ba33c27214555d3f4e93d1d7a77ced32585a746355b55309ac149", kill_on_drop: false }`
[INFO] [stderr]    Compiling tac v2.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "cdaf46ace89ba33c27214555d3f4e93d1d7a77ced32585a746355b55309ac149", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdaf46ace89ba33c27214555d3f4e93d1d7a77ced32585a746355b55309ac149", kill_on_drop: false }`
[INFO] [stdout] cdaf46ace89ba33c27214555d3f4e93d1d7a77ced32585a746355b55309ac149
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2c93fa84b5632f7ba2a7de1151063eb983f38422ae3403003387aee0da930261
[INFO] running `Command { std: "docker" "start" "-a" "2c93fa84b5632f7ba2a7de1151063eb983f38422ae3403003387aee0da930261", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/tac-055001d372c43789)
[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" "2c93fa84b5632f7ba2a7de1151063eb983f38422ae3403003387aee0da930261", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c93fa84b5632f7ba2a7de1151063eb983f38422ae3403003387aee0da930261", kill_on_drop: false }`
[INFO] [stdout] 2c93fa84b5632f7ba2a7de1151063eb983f38422ae3403003387aee0da930261