[INFO] fetching crate zg-co2 2.1.0...
[INFO] testing zg-co2-2.1.0 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate zg-co2 2.1.0 into /workspace/builds/worker-29/source
[INFO] validating manifest of crates.io crate zg-co2 2.1.0 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate zg-co2 2.1.0
[INFO] finished tweaking crates.io crate zg-co2 2.1.0
[INFO] tweaked toml for crates.io crate zg-co2 2.1.0 written to /workspace/builds/worker-29/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 160d558c7023b337c5d5f8221d12b0282e4c2890c9df5ce7df3460ae82094f27
[INFO] running `Command { std: "docker" "start" "-a" "160d558c7023b337c5d5f8221d12b0282e4c2890c9df5ce7df3460ae82094f27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "160d558c7023b337c5d5f8221d12b0282e4c2890c9df5ce7df3460ae82094f27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "160d558c7023b337c5d5f8221d12b0282e4c2890c9df5ce7df3460ae82094f27", kill_on_drop: false }`
[INFO] [stdout] 160d558c7023b337c5d5f8221d12b0282e4c2890c9df5ce7df3460ae82094f27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce0337bf6973ada928963965d8aef932afc133c092899ec7e8ae6ff6faa46559
[INFO] running `Command { std: "docker" "start" "-a" "ce0337bf6973ada928963965d8aef932afc133c092899ec7e8ae6ff6faa46559", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling zg-co2 v2.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.80s
[INFO] running `Command { std: "docker" "inspect" "ce0337bf6973ada928963965d8aef932afc133c092899ec7e8ae6ff6faa46559", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce0337bf6973ada928963965d8aef932afc133c092899ec7e8ae6ff6faa46559", kill_on_drop: false }`
[INFO] [stdout] ce0337bf6973ada928963965d8aef932afc133c092899ec7e8ae6ff6faa46559
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 89f114044d7031e67c2e5fdbe2b10d90d66d997ad850b613ea04b2bb49af8198
[INFO] running `Command { std: "docker" "start" "-a" "89f114044d7031e67c2e5fdbe2b10d90d66d997ad850b613ea04b2bb49af8198", kill_on_drop: false }`
[INFO] [stderr]    Compiling zg-co2 v2.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "89f114044d7031e67c2e5fdbe2b10d90d66d997ad850b613ea04b2bb49af8198", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89f114044d7031e67c2e5fdbe2b10d90d66d997ad850b613ea04b2bb49af8198", kill_on_drop: false }`
[INFO] [stdout] 89f114044d7031e67c2e5fdbe2b10d90d66d997ad850b613ea04b2bb49af8198
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 13087737e9b238db99b634d65501b696314b09ab2f23a80a52042308f72f916e
[INFO] running `Command { std: "docker" "start" "-a" "13087737e9b238db99b634d65501b696314b09ab2f23a80a52042308f72f916e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/zg_co2-a09c59cc1de9ce1c)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests zg-co2
[INFO] [stdout] running 3 tests
[INFO] [stdout] test error::tests::test_send ... ok
[INFO] [stdout] test error::tests::test_sync ... ok
[INFO] [stdout] test tests::test_decode ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - (line 20) - compile ... ok
[INFO] [stdout] test src/lib.rs - decode (line 86) ... ok
[INFO] [stdout] test src/lib.rs - SingleReading (line 57) ... ok
[INFO] [stdout] test src/error.rs - error::Error (line 7) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.29s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "13087737e9b238db99b634d65501b696314b09ab2f23a80a52042308f72f916e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13087737e9b238db99b634d65501b696314b09ab2f23a80a52042308f72f916e", kill_on_drop: false }`
[INFO] [stdout] 13087737e9b238db99b634d65501b696314b09ab2f23a80a52042308f72f916e