[INFO] cloning repository https://github.com/jimberlage/digit_recognizer [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jimberlage/digit_recognizer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjimberlage%2Fdigit_recognizer", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjimberlage%2Fdigit_recognizer'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e8967a6ddb7543da825f3b477c22e90b14b06acd [INFO] checking jimberlage/digit_recognizer against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjimberlage%2Fdigit_recognizer" "/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/jimberlage/digit_recognizer on toolchain 506512391b1a75ae450d36c9420978402a91abcc [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jimberlage/digit_recognizer [INFO] finished tweaking git repo https://github.com/jimberlage/digit_recognizer [INFO] tweaked toml for git repo https://github.com/jimberlage/digit_recognizer written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/jimberlage/digit_recognizer 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" "+506512391b1a75ae450d36c9420978402a91abcc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded num v0.1.22 [INFO] [stderr] Downloaded libc v0.1.6 [INFO] [stderr] Downloaded rand v0.3.7 [INFO] [stderr] Downloaded byteorder v0.3.5 [INFO] [stderr] Downloaded log v0.3.1 [INFO] [stderr] Downloaded rustc-serialize v0.3.12 [INFO] [stderr] Downloaded csv v0.14.1 [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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9250541141b854f14b43e44ddc970bb28b64158248d773c6ca4174c078714ff9 [INFO] running `Command { std: "docker" "start" "-a" "9250541141b854f14b43e44ddc970bb28b64158248d773c6ca4174c078714ff9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9250541141b854f14b43e44ddc970bb28b64158248d773c6ca4174c078714ff9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9250541141b854f14b43e44ddc970bb28b64158248d773c6ca4174c078714ff9", kill_on_drop: false }` [INFO] [stdout] 9250541141b854f14b43e44ddc970bb28b64158248d773c6ca4174c078714ff9 [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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e41576587a860e7f1ba8d2fcbb781c32fd38cda7e2c4a84548543d2e46d02175 [INFO] running `Command { std: "docker" "start" "-a" "e41576587a860e7f1ba8d2fcbb781c32fd38cda7e2c4a84548543d2e46d02175", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.1.6 [INFO] [stderr] Checking rustc-serialize v0.3.12 [INFO] [stderr] Checking byteorder v0.3.5 [INFO] [stdout] error[E0405]: cannot find trait `MarkerTrait` in module `std::marker` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/byteorder-0.3.5/src/lib.rs:87:36 [INFO] [stdout] | [INFO] [stdout] 87 | pub trait ByteOrder : std::marker::MarkerTrait { [INFO] [stdout] | ^^^^^^^^^^^ not found in `std::marker` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0405`. [INFO] [stdout] [INFO] [stderr] error: could not compile `byteorder` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0642]: patterns aren't allowed in functions without bodies [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rustc-serialize-0.3.12/src/serialize.rs:144:45 [INFO] [stdout] | [INFO] [stdout] 144 | ... &f_name: &str, [INFO] [stdout] | ^^^^^^^ pattern not allowed in function without body [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `std::ffi::AsOsStr` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rustc-serialize-0.3.12/src/serialize.rs:18:16 [INFO] [stdout] | [INFO] [stdout] 18 | use std::ffi::{AsOsStr, OsString}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | no `AsOsStr` in `ffi` [INFO] [stdout] | help: a similar name exists in the module: `OsStr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved imports `std::num::Float`, `std::num::Int` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rustc-serialize-0.3.12/src/json.rs:244:16 [INFO] [stdout] | [INFO] [stdout] 244 | use std::num::{Float, Int}; [INFO] [stdout] | ^^^^^ ^^^ no `Int` in `num` [INFO] [stdout] | | [INFO] [stdout] | no `Float` in `num` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the size for values of type `Self` cannot be known at compilation time [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rustc-serialize-0.3.12/src/serialize.rs:200:41 [INFO] [stdout] | [INFO] [stdout] 200 | fn decode(d: &mut D) -> Result; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time [INFO] [stdout] | [INFO] [stdout] note: required by an implicit `Sized` bound in `Result` [INFO] [stdout] --> /rustc/506512391b1a75ae450d36c9420978402a91abcc/library/core/src/result.rs:506:1 [INFO] [stdout] help: consider further restricting `Self` [INFO] [stdout] | [INFO] [stdout] 200 | fn decode(d: &mut D) -> Result where Self: Sized; [INFO] [stdout] | +++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0689]: can't call method `checked_mul` on ambiguous numeric type `{integer}` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rustc-serialize-0.3.12/src/json.rs:1519:59 [INFO] [stdout] | [INFO] [stdout] 1519 | ... accum = try_or_invalid!(accum.checked_mul(10)); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: you must specify a type for this binding, like `i32` [INFO] [stdout] | [INFO] [stdout] 1495 | let mut accum: i32 = 0; [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0689]: can't call method `checked_add` on ambiguous numeric type `{integer}` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rustc-serialize-0.3.12/src/json.rs:1520:59 [INFO] [stdout] | [INFO] [stdout] 1520 | ... accum = try_or_invalid!(accum.checked_add((c as u64) - ('0' as u64))); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: you must specify a type for this binding, like `i32` [INFO] [stdout] | [INFO] [stdout] 1495 | let mut accum: i32 = 0; [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 6 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0432, E0642, E0689. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rustc-serialize` (lib) due to 7 previous errors [INFO] running `Command { std: "docker" "inspect" "e41576587a860e7f1ba8d2fcbb781c32fd38cda7e2c4a84548543d2e46d02175", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e41576587a860e7f1ba8d2fcbb781c32fd38cda7e2c4a84548543d2e46d02175", kill_on_drop: false }` [INFO] [stdout] e41576587a860e7f1ba8d2fcbb781c32fd38cda7e2c4a84548543d2e46d02175 [INFO] checking jimberlage/digit_recognizer against try#dae34b759e282c069aa28752564694effd121a63 for pr-125384 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjimberlage%2Fdigit_recognizer" "/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/jimberlage/digit_recognizer on toolchain dae34b759e282c069aa28752564694effd121a63 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jimberlage/digit_recognizer [INFO] finished tweaking git repo https://github.com/jimberlage/digit_recognizer [INFO] tweaked toml for git repo https://github.com/jimberlage/digit_recognizer written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/jimberlage/digit_recognizer 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" "+dae34b759e282c069aa28752564694effd121a63" "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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4b50ef14d770c23606993fd3dfc62b2034523decd873468c3af03fec9f06cb43 [INFO] running `Command { std: "docker" "start" "-a" "4b50ef14d770c23606993fd3dfc62b2034523decd873468c3af03fec9f06cb43", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4b50ef14d770c23606993fd3dfc62b2034523decd873468c3af03fec9f06cb43", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4b50ef14d770c23606993fd3dfc62b2034523decd873468c3af03fec9f06cb43", kill_on_drop: false }` [INFO] [stdout] 4b50ef14d770c23606993fd3dfc62b2034523decd873468c3af03fec9f06cb43 [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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 15bdcb6f351194a4b0388ee972a3cb3c7906a655deff193bb8e550fa3a5781dc [INFO] running `Command { std: "docker" "start" "-a" "15bdcb6f351194a4b0388ee972a3cb3c7906a655deff193bb8e550fa3a5781dc", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] no edition found in manifest, probably 2015, skipping [INFO] running `Command { std: "docker" "inspect" "15bdcb6f351194a4b0388ee972a3cb3c7906a655deff193bb8e550fa3a5781dc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "15bdcb6f351194a4b0388ee972a3cb3c7906a655deff193bb8e550fa3a5781dc", kill_on_drop: false }` [INFO] [stdout] 15bdcb6f351194a4b0388ee972a3cb3c7906a655deff193bb8e550fa3a5781dc