[INFO] cloning repository https://github.com/acasajus/dockerlogs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/acasajus/dockerlogs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Facasajus%2Fdockerlogs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Facasajus%2Fdockerlogs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5abe4b58cb1aac6ce3d079899ff16b3e292259cc
[INFO] checking acasajus/dockerlogs against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Facasajus%2Fdockerlogs" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/acasajus/dockerlogs on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/acasajus/dockerlogs
[INFO] finished tweaking git repo https://github.com/acasajus/dockerlogs
[INFO] tweaked toml for git repo https://github.com/acasajus/dockerlogs written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/acasajus/dockerlogs 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded clap v3.2.8
[INFO] [stderr]   Downloaded docker-api v0.9.1
[INFO] [stderr]   Downloaded containers-api-conn v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7c513302f5401882127dd4f902162b70685a4ef45be1d2d20d8401b5b84ea7a8
[INFO] running `Command { std: "docker" "start" "-a" "7c513302f5401882127dd4f902162b70685a4ef45be1d2d20d8401b5b84ea7a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c513302f5401882127dd4f902162b70685a4ef45be1d2d20d8401b5b84ea7a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c513302f5401882127dd4f902162b70685a4ef45be1d2d20d8401b5b84ea7a8", kill_on_drop: false }`
[INFO] [stdout] 7c513302f5401882127dd4f902162b70685a4ef45be1d2d20d8401b5b84ea7a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0466f7f58100a53c6ae35f38c4f57712db2bde83d5df6a0de0291d931e4ea45c
[INFO] running `Command { std: "docker" "start" "-a" "0466f7f58100a53c6ae35f38c4f57712db2bde83d5df6a0de0291d931e4ea45c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stderr]    Compiling pin-project-internal v0.4.30
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking tracing-core v0.1.28
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking xattr v0.2.3
[INFO] [stderr]     Checking filetime v0.2.17
[INFO] [stderr]     Checking os_str_bytes v6.1.0
[INFO] [stderr]     Checking mio v0.8.4
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking tar v0.4.38
[INFO] [stderr]     Checking flate2 v1.0.24
[INFO] [stderr]    Compiling paste v1.0.7
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking tracing v0.1.35
[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling serde_derive v1.0.138
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.11
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling clap_derive v3.2.7
[INFO] [stderr]     Checking tokio v1.19.2
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]     Checking pin-project v1.0.11
[INFO] [stderr]     Checking pin-project v0.4.30
[INFO] [stderr]     Checking clap v3.2.8
[INFO] [stderr]     Checking serde v1.0.138
[INFO] [stderr]     Checking futures-executor v0.3.21
[INFO] [stderr]     Checking hyper v0.14.19
[INFO] [stderr]     Checking futures v0.3.21
[INFO] [stderr]     Checking futures_codec v0.4.1
[INFO] [stderr]     Checking serde_json v1.0.82
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking hyperlocal v0.8.0
[INFO] [stderr]     Checking containers-api-conn v0.1.1
[INFO] [stderr]     Checking docker-api v0.9.1
[INFO] [stderr]     Checking dockerlogs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.86s
[INFO] running `Command { std: "docker" "inspect" "0466f7f58100a53c6ae35f38c4f57712db2bde83d5df6a0de0291d931e4ea45c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0466f7f58100a53c6ae35f38c4f57712db2bde83d5df6a0de0291d931e4ea45c", kill_on_drop: false }`
[INFO] [stdout] 0466f7f58100a53c6ae35f38c4f57712db2bde83d5df6a0de0291d931e4ea45c
[INFO] checking acasajus/dockerlogs against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Facasajus%2Fdockerlogs" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/acasajus/dockerlogs on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/acasajus/dockerlogs
[INFO] finished tweaking git repo https://github.com/acasajus/dockerlogs
[INFO] tweaked toml for git repo https://github.com/acasajus/dockerlogs written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/acasajus/dockerlogs 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 90d87900be2bbead7fe9d75067604649380716a17d7645cd4cbeac64733c270f
[INFO] running `Command { std: "docker" "start" "-a" "90d87900be2bbead7fe9d75067604649380716a17d7645cd4cbeac64733c270f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "90d87900be2bbead7fe9d75067604649380716a17d7645cd4cbeac64733c270f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90d87900be2bbead7fe9d75067604649380716a17d7645cd4cbeac64733c270f", kill_on_drop: false }`
[INFO] [stdout] 90d87900be2bbead7fe9d75067604649380716a17d7645cd4cbeac64733c270f
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8623e42242092c697000fe2f84b8b3d905de09b861010f90cbcbbdb6b934508e
[INFO] running `Command { std: "docker" "start" "-a" "8623e42242092c697000fe2f84b8b3d905de09b861010f90cbcbbdb6b934508e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stderr]    Compiling pin-project-internal v0.4.30
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]     Checking tracing-core v0.1.28
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking filetime v0.2.17
[INFO] [stderr]     Checking xattr v0.2.3
[INFO] [stderr]     Checking os_str_bytes v6.1.0
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking flate2 v1.0.24
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking mio v0.8.4
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]    Compiling paste v1.0.7
[INFO] [stderr]     Checking tracing v0.1.35
[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking tar v0.4.38
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]    Compiling serde_derive v1.0.138
[INFO] [stderr]    Compiling pin-project-internal v1.0.11
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling clap_derive v3.2.7
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]     Checking tokio v1.19.2
[INFO] [stderr]     Checking pin-project v0.4.30
[INFO] [stderr]     Checking pin-project v1.0.11
[INFO] [stderr]     Checking clap v3.2.8
[INFO] [stderr]     Checking serde v1.0.138
[INFO] [stderr]     Checking futures-executor v0.3.21
[INFO] [stderr]     Checking futures v0.3.21
[INFO] [stderr]     Checking futures_codec v0.4.1
[INFO] [stderr]     Checking hyper v0.14.19
[INFO] [stderr]     Checking serde_json v1.0.82
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking hyperlocal v0.8.0
[INFO] [stderr]     Checking containers-api-conn v0.1.1
[INFO] [stderr]     Checking docker-api v0.9.1
[INFO] [stderr]     Checking dockerlogs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.64s
[INFO] running `Command { std: "docker" "inspect" "8623e42242092c697000fe2f84b8b3d905de09b861010f90cbcbbdb6b934508e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8623e42242092c697000fe2f84b8b3d905de09b861010f90cbcbbdb6b934508e", kill_on_drop: false }`
[INFO] [stdout] 8623e42242092c697000fe2f84b8b3d905de09b861010f90cbcbbdb6b934508e