[INFO] cloning repository https://github.com/twwhatever/envs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/twwhatever/envs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftwwhatever%2Fenvs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftwwhatever%2Fenvs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0e457f50c532c59f2007e1fbe76f2476b17b5d57
[INFO] building twwhatever/envs against master#ce36a966c79e109dabeef7a47fe68e5294c6d71e for pr-137044-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftwwhatever%2Fenvs" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/twwhatever/envs on toolchain ce36a966c79e109dabeef7a47fe68e5294c6d71e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ce36a966c79e109dabeef7a47fe68e5294c6d71e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/twwhatever/envs
[INFO] finished tweaking git repo https://github.com/twwhatever/envs
[INFO] tweaked toml for git repo https://github.com/twwhatever/envs written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/twwhatever/envs 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" "+ce36a966c79e109dabeef7a47fe68e5294c6d71e" "fetch" "--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]  Downloading crates ...
[INFO] [stderr]   Downloaded atty v0.2.14
[INFO] [stderr]   Downloaded itoa v1.0.9
[INFO] [stderr]   Downloaded hermit-abi v0.1.19
[INFO] [stderr]   Downloaded ansi_term v0.12.1
[INFO] [stderr]   Downloaded ryu v1.0.15
[INFO] [stderr]   Downloaded serde_derive v1.0.188
[INFO] [stderr]   Downloaded proc-macro2 v1.0.67
[INFO] [stderr]   Downloaded serde_json v1.0.106
[INFO] [stderr]   Downloaded serde v1.0.188
[INFO] [stderr]   Downloaded bitflags v1.3.2
[INFO] [stderr]   Downloaded quote v1.0.33
[INFO] [stderr]   Downloaded unicode-width v0.1.10
[INFO] [stderr]   Downloaded vec_map v0.8.2
[INFO] [stderr]   Downloaded clap v2.34.0
[INFO] [stderr]   Downloaded syn v2.0.33
[INFO] [stderr]   Downloaded libc v0.2.148
[INFO] [stderr]   Downloaded winapi v0.3.9
[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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+ce36a966c79e109dabeef7a47fe68e5294c6d71e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b063e1684562863265a0bfd69aa7715b318d1ecf206c6f573446206271a33275
[INFO] running `Command { std: "docker" "start" "-a" "b063e1684562863265a0bfd69aa7715b318d1ecf206c6f573446206271a33275", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b063e1684562863265a0bfd69aa7715b318d1ecf206c6f573446206271a33275", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b063e1684562863265a0bfd69aa7715b318d1ecf206c6f573446206271a33275", kill_on_drop: false }`
[INFO] [stdout] b063e1684562863265a0bfd69aa7715b318d1ecf206c6f573446206271a33275
[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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+ce36a966c79e109dabeef7a47fe68e5294c6d71e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 11af4232c3eb61cd360d0a9d764f4cba55a127acc152b95e41cbebc971295275
[INFO] running `Command { std: "docker" "start" "-a" "11af4232c3eb61cd360d0a9d764f4cba55a127acc152b95e41cbebc971295275", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.148
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]    Compiling unicode-width v0.1.10
[INFO] [stderr]    Compiling serde_json v1.0.106
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling itoa v1.0.9
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling ryu v1.0.15
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.33
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling envs v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.96s
[INFO] running `Command { std: "docker" "inspect" "11af4232c3eb61cd360d0a9d764f4cba55a127acc152b95e41cbebc971295275", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11af4232c3eb61cd360d0a9d764f4cba55a127acc152b95e41cbebc971295275", kill_on_drop: false }`
[INFO] [stdout] 11af4232c3eb61cd360d0a9d764f4cba55a127acc152b95e41cbebc971295275
[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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+ce36a966c79e109dabeef7a47fe68e5294c6d71e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 21ef5d16ca8e9939da5941fdd79432cc56c17c27cc914e8950e4e0c261c84cfd
[INFO] running `Command { std: "docker" "start" "-a" "21ef5d16ca8e9939da5941fdd79432cc56c17c27cc914e8950e4e0c261c84cfd", kill_on_drop: false }`
[INFO] [stderr]    Compiling envs v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "21ef5d16ca8e9939da5941fdd79432cc56c17c27cc914e8950e4e0c261c84cfd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21ef5d16ca8e9939da5941fdd79432cc56c17c27cc914e8950e4e0c261c84cfd", kill_on_drop: false }`
[INFO] [stdout] 21ef5d16ca8e9939da5941fdd79432cc56c17c27cc914e8950e4e0c261c84cfd