[INFO] cloning repository https://github.com/alok/img-viz [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alok/img-viz" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falok%2Fimg-viz", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falok%2Fimg-viz'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 619700e6799eefdad3ed067727268740108272d0 [INFO] checking alok/img-viz against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falok%2Fimg-viz" "/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/alok/img-viz 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/alok/img-viz [INFO] finished tweaking git repo https://github.com/alok/img-viz [INFO] tweaked toml for git repo https://github.com/alok/img-viz written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/alok/img-viz 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] Downloading crates ... [INFO] [stderr] Downloaded proc-macro2 v0.4.29 [INFO] [stderr] Downloaded structopt-derive v0.2.15 [INFO] [stderr] Downloaded globset v0.4.3 [INFO] [stderr] Downloaded structopt v0.2.15 [INFO] [stderr] Downloaded unicode-segmentation v1.2.1 [INFO] [stderr] Downloaded syn v0.15.33 [INFO] [stderr] Downloaded bstr v0.1.2 [INFO] [stderr] Downloaded libc v0.2.54 [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] 51a9575954826fd4a991e4642ba0d638e63116cff2c4f7d3e514a601a0cf7b94 [INFO] running `Command { std: "docker" "start" "-a" "51a9575954826fd4a991e4642ba0d638e63116cff2c4f7d3e514a601a0cf7b94", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "51a9575954826fd4a991e4642ba0d638e63116cff2c4f7d3e514a601a0cf7b94", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "51a9575954826fd4a991e4642ba0d638e63116cff2c4f7d3e514a601a0cf7b94", kill_on_drop: false }` [INFO] [stdout] 51a9575954826fd4a991e4642ba0d638e63116cff2c4f7d3e514a601a0cf7b94 [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] 04976ebd26656dbc8a3443d3e3ffcc65a4b2cb42acab29761430c2a67673cfe1 [INFO] running `Command { std: "docker" "start" "-a" "04976ebd26656dbc8a3443d3e3ffcc65a4b2cb42acab29761430c2a67673cfe1", kill_on_drop: false }` [INFO] [stderr] Checking rand_core v0.4.0 [INFO] [stderr] Compiling autocfg v0.1.2 [INFO] [stderr] Compiling libc v0.2.54 [INFO] [stderr] Compiling proc-macro2 v0.4.29 [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Compiling syn v0.15.33 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Compiling regex v1.1.6 [INFO] [stderr] Compiling unicode-segmentation v1.2.1 [INFO] [stderr] Checking ucd-util v0.1.3 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking utf8-ranges v1.0.2 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Checking cfg-if v0.1.7 [INFO] [stderr] Checking same-file v1.0.4 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking walkdir v2.2.7 [INFO] [stderr] Checking regex-syntax v0.6.6 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking aho-corasick v0.7.3 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking bstr v0.1.2 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Compiling structopt-derive v0.2.15 [INFO] [stderr] Checking globset v0.4.3 [INFO] [stderr] Checking structopt v0.2.15 [INFO] [stderr] Checking img-viz v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:24:29 [INFO] [stdout] | [INFO] [stdout] 24 | fn main() -> Result<(), Box> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 24 | fn main() -> Result<(), Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:24:29 [INFO] [stdout] | [INFO] [stdout] 24 | fn main() -> Result<(), Box> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 24 | fn main() -> Result<(), Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.42s [INFO] running `Command { std: "docker" "inspect" "04976ebd26656dbc8a3443d3e3ffcc65a4b2cb42acab29761430c2a67673cfe1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "04976ebd26656dbc8a3443d3e3ffcc65a4b2cb42acab29761430c2a67673cfe1", kill_on_drop: false }` [INFO] [stdout] 04976ebd26656dbc8a3443d3e3ffcc65a4b2cb42acab29761430c2a67673cfe1 [INFO] checking alok/img-viz against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falok%2Fimg-viz" "/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/alok/img-viz on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/alok/img-viz [INFO] finished tweaking git repo https://github.com/alok/img-viz [INFO] tweaked toml for git repo https://github.com/alok/img-viz written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/alok/img-viz 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f98ed6843021c685d2da9ff22f2799180779adc444efd9e991590975707fa067 [INFO] running `Command { std: "docker" "start" "-a" "f98ed6843021c685d2da9ff22f2799180779adc444efd9e991590975707fa067", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f98ed6843021c685d2da9ff22f2799180779adc444efd9e991590975707fa067", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f98ed6843021c685d2da9ff22f2799180779adc444efd9e991590975707fa067", kill_on_drop: false }` [INFO] [stdout] f98ed6843021c685d2da9ff22f2799180779adc444efd9e991590975707fa067 [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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cfa4874b095b6e65eae1500d3737a39fbcac393ebb22c81ead4b34117700f4be [INFO] running `Command { std: "docker" "start" "-a" "cfa4874b095b6e65eae1500d3737a39fbcac393ebb22c81ead4b34117700f4be", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.2 [INFO] [stderr] Checking rand_core v0.4.0 [INFO] [stderr] Compiling libc v0.2.54 [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Compiling proc-macro2 v0.4.29 [INFO] [stderr] Compiling syn v0.15.33 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Compiling regex v1.1.6 [INFO] [stderr] Compiling unicode-segmentation v1.2.1 [INFO] [stderr] Checking ucd-util v0.1.3 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking utf8-ranges v1.0.2 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Checking cfg-if v0.1.7 [INFO] [stderr] Checking same-file v1.0.4 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking regex-syntax v0.6.6 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking walkdir v2.2.7 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Checking aho-corasick v0.7.3 [INFO] [stderr] Checking bstr v0.1.2 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Checking globset v0.4.3 [INFO] [stderr] Compiling structopt-derive v0.2.15 [INFO] [stderr] Checking structopt v0.2.15 [INFO] [stderr] Checking img-viz v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:24:29 [INFO] [stdout] | [INFO] [stdout] 24 | fn main() -> Result<(), Box> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 24 | fn main() -> Result<(), Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:24:29 [INFO] [stdout] | [INFO] [stdout] 24 | fn main() -> Result<(), Box> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 24 | fn main() -> Result<(), Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.48s [INFO] running `Command { std: "docker" "inspect" "cfa4874b095b6e65eae1500d3737a39fbcac393ebb22c81ead4b34117700f4be", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cfa4874b095b6e65eae1500d3737a39fbcac393ebb22c81ead4b34117700f4be", kill_on_drop: false }` [INFO] [stdout] cfa4874b095b6e65eae1500d3737a39fbcac393ebb22c81ead4b34117700f4be